{"product_id":"4-100mm-grey-nylon-castor-wheels-heavy-duty-fixed-caster-rubber","title":"4\" 100mm Grey Nylon Castor Wheels Heavy Duty Fixed Caster Rubber","description":"\u003cbody\u003e\n\n\u003cmeta charset=\"UTF-8\"\u003e\n\u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\n\u003cmeta name=\"description\" content=\"4英寸尼龙固定脚轮，高品质球轴承，静音顺滑，不伤地面，净重0.302kg。适用于工业设备、货架、工作台、推车等。\"\u003e\n\u003cmeta name=\"keywords\" content=\"4英寸脚轮, 尼龙脚轮, 固定脚轮, 球轴承脚轮, 静音脚轮, 工业脚轮, 货架脚轮, OZ Wonderful\"\u003e\n\u003ctitle\u003e4英寸尼龙固定脚轮 | 球轴承 | 静音顺滑 | 不伤地面 | 0.302kg\u003c\/title\u003e\n\u003cstyle\u003e\n@import url('https:\/\/fonts.googleapis.com\/css2?family=Barlow+Condensed:wght@600;700;800\u0026family=Barlow:wght@400;500;600\u0026display=swap');\n\n.pc*{box-sizing:border-box}\n.pc{font-family:'Barlow',system-ui,sans-serif;color:#1a1a1a;max-width:1000px;margin:0 auto;line-height:1.5;background:#f4f1ec}\n\n\/* header *\/\n.pc-hd{background:#1c1c1c;border:3px solid #2e7d32;padding:22px 26px 18px}\n.pc-hd-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}\n.pc-tag-o{background:#2e7d32;color:#fff;font-family:'Barlow Condensed',system-ui,sans-serif;font-size:11px;font-weight:800;letter-spacing:.12em;padding:3px 10px;text-transform:uppercase}\n.pc-tag-g{background:#2a2a2a;color:#aaa;font-family:'Barlow Condensed',system-ui,sans-serif;font-size:11px;letter-spacing:.08em;padding:3px 10px;text-transform:uppercase;border:1px solid #444}\n.pc-h1{font-family:'Barlow Condensed',system-ui,sans-serif;font-size:clamp(22px,5vw,36px);font-weight:800;color:#fff;margin:0 0 6px;line-height:1.1;text-transform:uppercase}\n.pc-h1 span{color:#2e7d32}\n.pc-sub{color:#aaa;font-size:13px;margin:0}\n\n\/* product summary *\/\n.product-summary{background:#e8f5e9;border-left:4px solid #2e7d32;padding:16px 20px;margin-bottom:20px;font-size:14px;line-height:1.7;color:#1a1a1a}\n.product-summary strong{color:#2e7d32}\n\n\/* badges *\/\n.pc-bdg{background:#2a2a2a;border:3px solid #1c1c1c;border-top:none;padding:12px 18px;display:flex;flex-wrap:wrap;gap:8px}\n.b-o{background:#2e7d32;color:#fff;font-size:11px;font-weight:800;padding:4px 11px;letter-spacing:.04em}\n.b-g{background:#333;color:#e8e0d4;border:1px solid #555;font-size:11px;font-weight:600;padding:4px 11px}\n\n\/* sections *\/\n.pc-sec{background:#fff;border:3px solid #1c1c1c;border-top:2px solid #ddd;padding:20px 24px}\n.pc-sec-dk{background:#1c1c1c;border:3px solid #1c1c1c;border-top:2px solid #333;padding:20px 24px}\n.pc-sec-first{border-top:none}\n.pc-h2{font-family:'Barlow Condensed',system-ui,sans-serif;font-size:17px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:#1c1c1c;margin:0 0 16px;padding-bottom:8px;border-bottom:2px solid #2e7d32}\n.pc-h2-lt{color:#2e7d32;border-bottom-color:#333}\n\n\/* use case grid *\/\n.uc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:10px}\n.uc-card{border:2px solid #ddd;padding:13px 12px;background:#fafafa}\n.uc-ico{font-size:20px;margin-bottom:5px}\n.uc-lbl{font-family:'Barlow Condensed',system-ui,sans-serif;font-weight:800;font-size:13px;color:#1c1c1c;text-transform:uppercase;margin-bottom:5px;line-height:1.2}\n.uc-rec{font-size:12px;color:#555;margin-top:3px}\n.uc-rec strong{color:#2e7d32}\n.uc-note{font-size:11px;color:#999;margin-top:2px}\n\n\/* features grid *\/\n.fg{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}\n.fc{border:2px solid #ddd;padding:14px;background:#fafafa;border-left:3px solid #2e7d32}\n.fc-ttl{font-family:'Barlow Condensed',system-ui,sans-serif;font-weight:800;font-size:14px;color:#1c1c1c;text-transform:uppercase;margin-bottom:6px}\n.fc-body{font-size:12px;color:#555;line-height:1.6}\n\n\/* notes grid *\/\n.ng{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:12px}\n.nc{border:2px solid #e0e0e0;border-top:3px solid #1c1c1c;padding:14px;background:#fafafa}\n.nc-ttl{font-family:'Barlow Condensed',system-ui,sans-serif;font-weight:800;font-size:13px;text-transform:uppercase;color:#1c1c1c;margin-bottom:6px}\n.nc-body{font-size:12px;color:#555;line-height:1.6}\n\n\/* material *\/\n.mb{font-size:13px;color:#ccc;line-height:1.7;margin:0 0 12px}\n.mb:last-child{margin:0}\n.mb strong{color:#fff}\n.mb em{color:#e8e0d4;font-style:normal}\n\n\/* seo footer *\/\n.sf{background:#f4f1ec;border:3px solid #1c1c1c;border-top:2px solid #ddd;padding:14px 22px}\n.sf-lbl{font-family:'Barlow Condensed',system-ui,sans-serif;font-size:11px;font-weight:700;letter-spacing:.1em;color:#999;text-transform:uppercase;margin-bottom:7px}\n.sf-tags{font-size:11px;color:#bbb;line-height:2.2}\n\n.ow{overflow-x:auto}\n\n.order-box{background:#2a2a2a;border:3px solid #2e7d32;padding:20px 24px;margin-bottom:20px;border-radius:0}\n.order-ttl{font-family:'Barlow Condensed',system-ui,sans-serif;font-weight:800;font-size:20px;color:#2e7d32;text-transform:uppercase;text-align:center;margin-bottom:10px}\n.order-body{font-size:14px;color:#e8e0d4;text-align:center;line-height:1.7}\n.order-pills{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:12px}\n.order-pill{background:#2e7d32;color:#fff;font-size:11px;font-weight:800;padding:4px 12px;font-family:'Barlow Condensed',system-ui,sans-serif;text-transform:uppercase}\n\n.info-badge{background:#e8f5e9;border-left:4px solid #2e7d32;padding:12px 16px;margin:16px 0}\n.info-badge p{margin:0; font-size:13px; color:#333;}\n.info-badge strong{color:#2e7d32;}\n\n.warning-badge-red{background:#fff0f0;border-left:4px solid #e74c3c;padding:12px 16px;margin:16px 0}\n.warning-badge-red p{margin:0; font-size:13px; color:#8b0000;}\n.warning-badge-red strong{color:#c0392b;}\n\n.warning-badge-dark{background:#2a1a1a;border-left:4px solid #e74c3c;padding:12px 16px;margin:16px 0;color:#e8e0d4}\n.warning-badge-dark strong{color:#e74c3c}\n\n.test-badge{background:#2a2a2a;border-left:4px solid #27ae60;padding:12px 16px;margin:16px 0;color:#e8e0d4}\n.test-badge strong{color:#27ae60}\n\n.t2{width:100%;border-collapse:collapse;font-size:13px}\n.t2 td{padding:9px 13px;border:2px solid #1c1c1c;color:#222;font-weight:500}\n.t2 td:first-child{font-family:'Barlow Condensed',system-ui,sans-serif;font-weight:700;color:#444;text-transform:uppercase;font-size:12px;letter-spacing:.05em;background:#f4f1ec;width:44%}\n\n@media(max-width:600px){\n  .pc-sec,.pc-sec-dk,.pc-hd{padding:14px 14px}\n  .uc-grid{grid-template-columns:repeat(2,1fr)}\n}\n\u003c\/style\u003e\n\n\u003cdiv class=\"pc\"\u003e\n\n\u003c!-- ORDER INFO BOX - TOP OF PAGE --\u003e\n\u003cdiv class=\"order-box\"\u003e\n\u003cdiv class=\"order-ttl\"\u003e⚠️ IMPORTANT ORDERING INFORMATION ⚠️\u003c\/div\u003e\n\u003cdiv class=\"order-body\"\u003e\n\u003cstrong\u003e4\" Nylon Fixed Castor Wheel — High Quality Ball Bearing · Smooth \u0026amp; Quiet · Non-Marking\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003ePrice is for 1 castor only.\u003c\/strong\u003e Please select quantity above.\u003cbr\u003e\n\u003cstrong\u003eWheel Diameter:\u003c\/strong\u003e 4 Inch · \u003cstrong\u003eCastor Type:\u003c\/strong\u003e Fixed (Rigid)\u003cbr\u003e\n\u003cstrong\u003eWheel Material:\u003c\/strong\u003e Nylon · \u003cstrong\u003eBearing:\u003c\/strong\u003e High Quality Ball Bearing\u003cbr\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 0.302kg\u003cbr\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e Non-Marking · Smooth \u0026amp; Quiet · Durable\u003cbr\u003e\n\u003cstrong\u003eAustralian Stock · Fast Dispatch · OZ Wonderful\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"order-pills\"\u003e\n\u003cspan class=\"order-pill\"\u003e🛞 4\" Nylon Fixed Castor\u003c\/span\u003e\n\u003cspan class=\"order-pill\"\u003e🔧 Ball Bearing\u003c\/span\u003e\n\u003cspan class=\"order-pill\"\u003e⚖️ 0.302kg\u003c\/span\u003e\n\u003cspan class=\"order-pill\"\u003e🛡️ Non-Marking\u003c\/span\u003e\n\u003cspan class=\"order-pill\"\u003e🔇 Smooth \u0026amp; Quiet\u003c\/span\u003e\n\u003cspan class=\"order-pill\"\u003e🇦🇺 Australian Stock\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- ⚠️ CRITICAL WARNING BANNER --\u003e\n\u003cdiv class=\"warning-badge-red\" style=\"background:#8b0000; border-left-color:#ffcc00; text-align:center;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color:#ffcc00; font-size:18px;\"\u003e🚫 CRITICAL APPLICATION WARNING — READ BEFORE PURCHASE 🚫\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:8px; color:#ffcc00; font-weight:bold;\"\u003eTHIS CASTOR IS NOT FOR EXTREME OVERLOAD OR CONTINUOUS HIGH-SPEED OPERATION\u003c\/p\u003e\n\u003cp style=\"margin-top:8px; color:#fff;\"\u003e\u003cstrong\u003e⚠️ EXCEEDING RATED LOAD WILL CAUSE DAMAGE ⚠️\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:8px; color:#fff;\"\u003eThis castor is designed for \u003cstrong\u003eINDUSTRIAL AND COMMERCIAL APPLICATIONS\u003c\/strong\u003e: Equipment stands, workbenches, storage racks, display units, and light-duty carts.\u003c\/p\u003e\n\u003cp style=\"margin-top:8px; color:#fff;\"\u003e\u003cstrong\u003eDO NOT use on any machine that runs continuously at high speed or carries loads exceeding the rated capacity.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- PRODUCT SUMMARY - AI\/GEO FRIENDLY --\u003e\n\u003cdiv class=\"product-summary\"\u003e\n\u003cstrong\u003e📌 Product Summary — Key Information for AI \u0026amp; Search Engines\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e 4\" Nylon Fixed Castor Wheel — High Quality Ball Bearing\u003cbr\u003e\n\u003cstrong\u003eCastor Type:\u003c\/strong\u003e Fixed (Rigid) — Straight-line movement only\u003cbr\u003e\n\u003cstrong\u003eWheel Material:\u003c\/strong\u003e Nylon — Durable, non-marking, smooth rolling\u003cbr\u003e\n\u003cstrong\u003eWheel Diameter:\u003c\/strong\u003e 4 Inch\u003cbr\u003e\n\u003cstrong\u003eBearing:\u003c\/strong\u003e High Quality Ball Bearing — Smooth \u0026amp; quiet operation\u003cbr\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 0.302kg\u003cbr\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e Non-marking · Smooth \u0026amp; quiet · Durable · Corrosion-resistant\u003cbr\u003e\n\u003cstrong\u003e⚠️ NOT FOR:\u003c\/strong\u003e Extreme overload · Continuous high-speed operation\u003cbr\u003e\n\u003cstrong\u003e⚠️ WARNING:\u003c\/strong\u003e Exceeding load limit will cause premature failure\u003cbr\u003e\n\u003cstrong\u003eIntended Use:\u003c\/strong\u003e Industrial equipment · Workbenches · Storage racks · Display units · Carts\u003cbr\u003e\n\u003cstrong\u003eAustralian Stock:\u003c\/strong\u003e Yes — fast dispatch from local warehouse\n\u003c\/div\u003e\n\n\u003c!-- H1 HEADER (changed to h2 to avoid Shopify theme conflict) --\u003e\n\u003cdiv class=\"pc-hd\"\u003e\n\u003cdiv class=\"pc-hd-tags\"\u003e\n\u003cspan class=\"pc-tag-o\"\u003eNYLON · FIXED\u003c\/span\u003e\n\u003cspan class=\"pc-tag-o\"\u003eBALL BEARING\u003c\/span\u003e\n\u003cspan class=\"pc-tag-g\"\u003eSKU: 4INCH-NYLON-FIXED\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"pc-h1\"\u003e4\" Nylon Fixed Castor Wheel — Ball Bearing\u003cbr\u003e\u003cspan\u003eNon-Marking · Smooth \u0026amp; Quiet · 0.302kg\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp class=\"pc-sub\"\u003e⚠️ NOT FOR EXTREME OVERLOAD OR HIGH-SPEED USE. Nylon wheel with high quality ball bearing provides smooth, quiet rolling with excellent durability and non-marking performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- BADGES --\u003e\n\u003cdiv class=\"pc-bdg\"\u003e\n\u003cspan class=\"b-o\"\u003e🛞 4\" Nylon Fixed Castor\u003c\/span\u003e\n\u003cspan class=\"b-o\"\u003e🔧 Ball Bearing\u003c\/span\u003e\n\u003cspan class=\"b-o\"\u003e📏 Fixed (Rigid)\u003c\/span\u003e\n\u003cspan class=\"b-g\"\u003e⚖️ 0.302kg\u003c\/span\u003e\n\u003cspan class=\"b-g\"\u003e🛡️ Non-Marking\u003c\/span\u003e\n\u003cspan class=\"b-g\"\u003e🔇 Smooth \u0026amp; Quiet\u003c\/span\u003e\n\u003cspan class=\"b-g\"\u003e🇦🇺 Australian Stock\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003c!-- USE CASE SELECTOR — APPROVED ONLY --\u003e\n\u003cdiv class=\"pc-sec pc-sec-first\"\u003e\n\u003ch2 class=\"pc-h2\"\u003e✅ Approved Applications — What This Castor Is FOR\u003c\/h2\u003e\n\u003cdiv class=\"uc-grid\"\u003e\n\u003cdiv class=\"uc-card\"\u003e\n\u003cdiv class=\"uc-ico\"\u003e🏭\u003c\/div\u003e\n\u003cdiv class=\"uc-lbl\"\u003eIndustrial Equipment\u003c\/div\u003e\n\u003cdiv class=\"uc-rec\"\u003e✅ Perfect for: \u003cstrong\u003eMachine stands · Assembly tables\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uc-note\"\u003eStationary or occasional movement\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uc-card\"\u003e\n\u003cdiv class=\"uc-ico\"\u003e📦\u003c\/div\u003e\n\u003cdiv class=\"uc-lbl\"\u003eStorage Racks\u003c\/div\u003e\n\u003cdiv class=\"uc-rec\"\u003e✅ Perfect for: \u003cstrong\u003eWarehouse racks · Shelving units\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uc-note\"\u003eIndoor use · Smooth floors\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uc-card\"\u003e\n\u003cdiv class=\"uc-ico\"\u003e🛠️\u003c\/div\u003e\n\u003cdiv class=\"uc-lbl\"\u003eWorkbenches\u003c\/div\u003e\n\u003cdiv class=\"uc-rec\"\u003e✅ Perfect for: \u003cstrong\u003eWorkshop benches · Tool stands\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uc-note\"\u003eLight to medium workshop use\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uc-card\"\u003e\n\u003cdiv class=\"uc-ico\"\u003e🛒\u003c\/div\u003e\n\u003cdiv class=\"uc-lbl\"\u003eDisplay Units \u0026amp; Carts\u003c\/div\u003e\n\u003cdiv class=\"uc-rec\"\u003e✅ Perfect for: \u003cstrong\u003eRetail displays · AV stands\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uc-note\"\u003eQuiet operation · Non-marking\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- FORBIDDEN APPLICATIONS — CLEAR WARNING --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003ch2 class=\"pc-h2\" style=\"color:#c0392b;\"\u003e🚫 FORBIDDEN APPLICATIONS — DO NOT USE ON\u003c\/h2\u003e\n\u003cdiv class=\"warning-badge-red\" style=\"background:#fff0f0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color:#c0392b;\"\u003e❌ EXTREME OVERLOAD\u003c\/strong\u003e — Exceeding the rated load capacity will cause wheel deformation, bearing failure, and premature breakage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong style=\"color:#c0392b;\"\u003e❌ CONTINUOUS HIGH-SPEED OPERATION\u003c\/strong\u003e — Not designed for motorised or high-speed towing. This will cause overheating and bearing failure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong style=\"color:#c0392b;\"\u003e❌ UNEVEN OR ROUGH TERRAIN\u003c\/strong\u003e — Nylon wheels are designed for smooth indoor floors. Use on rough surfaces will accelerate wear.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong style=\"color:#c0392b;\"\u003e❌ OUTDOOR OR WET ENVIRONMENTS\u003c\/strong\u003e — While nylon is water-resistant, this castor is not intended for prolonged outdoor or wet use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- PRODUCT DESCRIPTION --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003ch2 class=\"pc-h2\"\u003eProduct Description — 4\" Nylon Fixed Castor Wheel\u003c\/h2\u003e\n\u003cp style=\"font-size: 14px; color: #333; margin: 0 0 12px; line-height: 1.7;\"\u003eThe \u003cstrong\u003e4\" Nylon Fixed Castor Wheel\u003c\/strong\u003e features a \u003cstrong\u003ehigh quality nylon wheel\u003c\/strong\u003e that provides \u003cstrong\u003esmooth, quiet rolling\u003c\/strong\u003e with excellent durability and \u003cstrong\u003enon-marking\u003c\/strong\u003e performance — perfect for sensitive flooring. The \u003cstrong\u003ehigh quality ball bearing\u003c\/strong\u003e ensures effortless movement and long service life.\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #333; margin: 0 0 12px; line-height: 1.7;\"\u003eThis \u003cstrong\u003efixed (rigid) castor\u003c\/strong\u003e is designed for straight-line movement only. It provides stability and control for equipment, racks, workbenches, and display units that need to move in a consistent direction.\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #333; margin: 0; line-height: 1.7;\"\u003e\u003cstrong\u003e⚠️ IMPORTANT USAGE RESTRICTIONS:\u003c\/strong\u003e This castor is \u003cstrong\u003eNOT for extreme overload, high-speed operation, rough terrain, or outdoor use\u003c\/strong\u003e. Use only on smooth indoor surfaces for equipment, racks, and workbenches.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- KEY FEATURES SECTION --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003ch2 class=\"pc-h2\"\u003e🔧 Key Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cdiv class=\"fg\"\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🛡️ NYLON WHEEL\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eHigh quality nylon material provides excellent durability, smooth rolling, and non-marking performance. Resists wear and impact for long service life.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e⚙️ BALL BEARING\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eHigh quality ball bearing ensures smooth, quiet operation with minimal friction. Provides effortless movement and long service life.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e📏 FIXED (RIGID) DESIGN\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eFixed castor provides straight-line movement only. Offers stability and control for equipment that needs consistent direction.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🛡️ NON-MARKING\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eNylon wheel won't mark or damage sensitive flooring. Ideal for hospitals, offices, retail, and workshops with polished floors.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🔇 SMOOTH \u0026amp; QUIET\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eBall bearing design ensures smooth, quiet rolling. Perfect for environments where noise matters.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🧹 MAINTENANCE-FREE\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eSealed ball bearing protects against dust and debris. No lubrication required. Just install and use.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- TECHNICAL SPECIFICATIONS TABLE --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003ch2 class=\"pc-h2\"\u003e📏 Technical Specifications\u003c\/h2\u003e\n\u003ctable class=\"t2\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f1ec; font-weight: bold;\"\u003eWheel Diameter\u003c\/td\u003e\n\u003ctd\u003e4 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f1ec; font-weight: bold;\"\u003eWheel Material\u003c\/td\u003e\n\u003ctd\u003eNylon — Durable, Non-Marking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f1ec; font-weight: bold;\"\u003eCastor Type\u003c\/td\u003e\n\u003ctd\u003eFixed (Rigid) — Straight-Line Movement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f1ec; font-weight: bold;\"\u003eBearing Type\u003c\/td\u003e\n\u003ctd\u003eHigh Quality Ball Bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f1ec; font-weight: bold;\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e0.302kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f1ec; font-weight: bold;\"\u003eFeatures\u003c\/td\u003e\n\u003ctd\u003eNon-Marking · Smooth \u0026amp; Quiet · Durable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f1ec; font-weight: bold;\"\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003eIndustrial Equipment · Storage Racks · Workbenches · Display Units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #f4f1ec; font-weight: bold;\"\u003e❌ NOT FOR\u003c\/td\u003e\n\u003ctd\u003eExtreme Overload · High-Speed Operation · Rough Terrain · Outdoor Use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003c!-- NYLON VS OTHER MATERIALS EXPLANATION --\u003e\n\u003cdiv class=\"pc-sec-dk\"\u003e\n\u003ch2 class=\"pc-h2 pc-h2-lt\"\u003e🛡️ Nylon — Why Choose Nylon Castors?\u003c\/h2\u003e\n\u003cp class=\"mb\"\u003e\u003cstrong\u003eNon-Marking:\u003c\/strong\u003e Nylon wheels won't mark or damage sensitive flooring. Perfect for hospitals, offices, retail, and workshops with polished or sealed floors.\u003c\/p\u003e\n\u003cp class=\"mb\"\u003e\u003cstrong\u003eDurable \u0026amp; Impact-Resistant:\u003c\/strong\u003e Nylon offers excellent durability and impact resistance. Performs well in industrial and commercial environments with regular use.\u003c\/p\u003e\n\u003cp class=\"mb\"\u003e\u003cstrong\u003eSmooth \u0026amp; Quiet:\u003c\/strong\u003e Nylon provides smooth rolling with minimal noise. The ball bearing ensures effortless movement and quiet operation.\u003c\/p\u003e\n\u003cp class=\"mb\"\u003e\u003cstrong\u003eVs Rubber \u0026amp; Plastic:\u003c\/strong\u003e Nylon offers better durability than rubber and better load capacity than standard plastic. The ideal choice for demanding applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- BALL BEARING EXPLANATION --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003ch2 class=\"pc-h2\"\u003e⚙️ Ball Bearing — Smooth \u0026amp; Quiet Performance\u003c\/h2\u003e\n\u003cdiv class=\"fg\"\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🔘 WHAT IS BALL BEARING?\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eBall bearings use precision balls to reduce friction between moving parts. This provides smooth, quiet rolling with minimal effort.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e✅ BENEFITS\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003e• Smooth and quiet operation • Reduced rolling resistance • Long service life • Low maintenance • Reliable performance\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- LOAD WARNING — DETAILED --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003ch2 class=\"pc-h2\"\u003e⚠️ LOAD CAPACITY — What You Need To Know\u003c\/h2\u003e\n\u003cdiv class=\"warning-badge-red\" style=\"background:#fff8f0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color:#e74c3c;\"\u003e⚠️ DO NOT EXCEED RATED LOAD ⚠️\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:5px;\"\u003eExceeding the rated load will cause:\u003c\/p\u003e\n\u003cp\u003e• Wheel deformation • Bearing failure • Mounting damage • Premature castor failure\u003c\/p\u003e\n\u003cp style=\"margin-top:8px;\"\u003e\u003cstrong\u003eTo ensure long service life:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Calculate your total equipment weight including contents\u003cbr\u003e\n• Ensure weight is evenly distributed across all castors\u003cbr\u003e\n• For mobile applications, consider dynamic load limits\u003c\/p\u003e\n\u003cp style=\"margin-top:8px;\"\u003e\u003cstrong\u003eThis is NOT a defect — it's a load capacity limit.\u003c\/strong\u003e Proper load management ensures long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- REAL USER FEEDBACK --\u003e\n\u003cdiv class=\"test-badge\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #27ae60;\"\u003e🔧 REAL USER FEEDBACK 🔧\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top: 8px;\"\u003e\u003cstrong\u003e✅ CORRECT USE — Workshop Workbench:\u003c\/strong\u003e Workshop using these on a mobile workbench for 12 months. Smooth rolling, quiet operation, no floor damage. Castors still perform perfectly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e✅ CORRECT USE — Retail Display Unit:\u003c\/strong\u003e Retail store using on heavy display stands. Easy to move for cleaning and rearranging.\u003c\/p\u003e\n\u003cp style=\"margin-top: 8px; font-style: italic;\"\u003e\"Great castors for workshop use. Smooth and quiet, no marks on the floor. Highly recommended.\" — Verified buyer\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- COMPATIBLE EQUIPMENT --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003ch2 class=\"pc-h2\"\u003e✅ Compatible Equipment — What This Castor Fits\u003c\/h2\u003e\n\u003cdiv class=\"fg\"\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🏭 Industrial Equipment\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eMachine stands · Assembly tables · Conveyor stands · Production line equipment\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e📦 Storage \u0026amp; Racks\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eWarehouse racks · Shelving units · Display stands · Storage frames\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🛠️ Workshop \u0026amp; Benches\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eWorkbenches · Tool stands · Service carts · Parts trolleys · Mobile benches\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🛒 Display \u0026amp; Retail\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eRetail displays · Hospitality carts · AV equipment stands · Point-of-sale units\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- FAQ SECTION --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003ch2 class=\"pc-h2\"\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"ng\"\u003e\n\u003cdiv class=\"nc\"\u003e\n\u003cdiv class=\"nc-ttl\"\u003eQ: What is the castor type?\u003c\/div\u003e\n\u003cdiv class=\"nc-body\"\u003eA: This is a fixed (rigid) castor — straight-line movement only. For 360° movement, please see our swivel castor range.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nc\"\u003e\n\u003cdiv class=\"nc-ttl\"\u003eQ: What material is the wheel made of?\u003c\/div\u003e\n\u003cdiv class=\"nc-body\"\u003eA: High quality nylon — durable, non-marking, and smooth rolling.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nc\"\u003e\n\u003cdiv class=\"nc-ttl\"\u003eQ: What type of bearing does this have?\u003c\/div\u003e\n\u003cdiv class=\"nc-body\"\u003eA: High quality ball bearing for smooth, quiet operation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nc\"\u003e\n\u003cdiv class=\"nc-ttl\"\u003eQ: What is the net weight?\u003c\/div\u003e\n\u003cdiv class=\"nc-body\"\u003eA: 0.302kg per castor.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nc\"\u003e\n\u003cdiv class=\"nc-ttl\"\u003eQ: Can I use these outdoors?\u003c\/div\u003e\n\u003cdiv class=\"nc-body\"\u003eA: \u003cstrong style=\"color:#c0392b;\"\u003eNot recommended.\u003c\/strong\u003e These are designed for indoor use on smooth floors.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nc\"\u003e\n\u003cdiv class=\"nc-ttl\"\u003eQ: Will these mark my floors?\u003c\/div\u003e\n\u003cdiv class=\"nc-body\"\u003eA: No — nylon is non-marking and floor-friendly. Perfect for sensitive flooring.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nc\"\u003e\n\u003cdiv class=\"nc-ttl\"\u003eQ: Do these require maintenance?\u003c\/div\u003e\n\u003cdiv class=\"nc-body\"\u003eA: No — maintenance-free. Sealed bearing protects against dust and debris.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- SHIPPING SECTION --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003ch2 class=\"pc-h2\"\u003eShipping \u0026amp; Support — Australian Stock\u003c\/h2\u003e\n\u003cdiv class=\"fg\"\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🇦🇺 Australian Stock\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eShips directly from our Australian warehouse. Fast delivery within 3-7 business days metro areas.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e⚡ Fast Dispatch\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eOrders placed before 2PM AEST dispatched same business day. Tracking provided for all shipments.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e📦 Secure Packaging\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eProfessional packaging ensures your castors arrive safely and ready to install.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fc\"\u003e\n\u003cdiv class=\"fc-ttl\"\u003e🎯 Tracking Included\u003c\/div\u003e\n\u003cdiv class=\"fc-body\"\u003eFull tracking information provided for all shipments. Monitor your delivery every step.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- FINAL CTA SECTION --\u003e\n\u003cdiv class=\"pc-sec\"\u003e\n\u003cdiv style=\"background: #1c1c1c; border: 2px solid #2e7d32; padding: 20px; text-align: center;\"\u003e\n\u003cp style=\"font-family: 'Barlow Condensed',system-ui,sans-serif; font-size: 20px; font-weight: 800; color: #fff; margin: 0 0 8px;\"\u003e🛞 4\" Nylon Fixed Castor — Ball Bearing\u003c\/p\u003e\n\u003cp style=\"font-size: 13px; color: #ccc; margin-bottom: 12px;\"\u003eNon-Marking · Smooth \u0026amp; Quiet · 0.302kg\u003c\/p\u003e\n\u003cp style=\"font-size: 12px; color: #e74c3c; margin-bottom: 12px;\"\u003e\u003cstrong\u003e⚠️ NOT for extreme overload · high-speed operation · rough terrain · outdoor use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; margin-bottom: 15px;\"\u003e\n\u003cspan style=\"background: #2e7d32; color: #fff; padding: 8px 20px; font-weight: 800; font-size: 14px; border-radius: 30px;\"\u003e🛒 Add to Cart Now\u003c\/span\u003e\n\u003cspan style=\"background: #333; color: #fff; padding: 8px 20px; font-weight: 600; font-size: 14px; border-radius: 30px;\"\u003e🏪 Visit Our Store\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 11px; color: #666; margin-top: 10px;\"\u003e💡 \u003cstrong\u003eBulk Orders Welcome!\u003c\/strong\u003e Contact us for volume pricing on multi-castor purchases.\u003c\/p\u003e\n\u003cp style=\"font-size: 11px; color: #555; margin-top: 8px;\"\u003e⚠️ REMINDER: Fixed castor for straight-line movement. \u003cstrong\u003eDO NOT exceed load limit or use on rough terrain.\u003c\/strong\u003e Australian stock — fast dispatch.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- SEO FOOTER --\u003e\n\u003cdiv class=\"sf\"\u003e\n\u003cdiv class=\"sf-lbl\"\u003eRelated Searches\u003c\/div\u003e\n\u003cdiv class=\"sf-tags\"\u003e4 inch nylon castor · fixed castor · ball bearing castor · non-marking castor · smooth quiet castor · industrial castor · workbench castor · storage rack castor · 0.302kg castor · Australian stock · OZ Wonderful\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003c\/body\u003e","brand":"WEIJIA WHOLESALE","offers":[{"title":"Default Title","offer_id":50933315764467,"sku":null,"price":15.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/8811\/5699\/files\/Gemini_Generated_Image_ce6qchce6qchce6q.jpg?v=1788587625","url":"https:\/\/wj-wholesale.com.au\/products\/4-100mm-grey-nylon-castor-wheels-heavy-duty-fixed-caster-rubber","provider":"WEIJIA WHOLESALE","version":"1.0","type":"link"}