{"product_id":"10pcs-5mm-u-groove-guide-pulley-nylon-pom-stainless-steel-bearing-wheels-doors-windows","title":"10Pcs 5mm U-Groove Guide Pulley Nylon POM Stainless Steel Wheels","description":"\n\u003ch2\u003e10-Pack 5mm U-Groove Guide Pulleys — Smooth, Compact \u0026amp; Durable\u003c\/h2\u003e\n\u003cp\u003eUpgrade your sliding doors, windows, bathroom mobile doors, or light machinery with this set of \u003cstrong\u003e10 high-quality U-Groove Guide Pulleys\u003c\/strong\u003e. Engineered from a combination of nylon, POM, and stainless steel, these compact 5mm bearing wheels deliver smooth, stable, low-friction rolling performance — even in tight installation spaces.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eU-Groove \u0026amp; H-Groove Design:\u003c\/strong\u003e Provides precise tracking and stable guidance for sliding and rolling applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTriple-Material Construction:\u003c\/strong\u003e Nylon, POM (polyoxymethylene), and stainless steel combine for durability, high-temperature resistance, and long-lasting performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact 5mm Inner Diameter:\u003c\/strong\u003e Fits neatly into small installation spaces without compromising function or load-bearing capability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRubber-Coated Bearing Structure:\u003c\/strong\u003e Reduces friction and improves movement stability for quieter, smoother operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Applications:\u003c\/strong\u003e Ideal for sliding doors, windows, bathroom mobile doors, driving machinery, and guide wheel replacement projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack of 10:\u003c\/strong\u003e Great value — stock up for multiple projects or repairs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNylon, POM, Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInner Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5mm (0.20 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOuter Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e19mm \/ 21mm \/ 23.5mm \/ 24mm (0.75–0.94 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eU-Groove \/ H-Groove Wheel\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGuide Pulley, Rubber-Coated Bearing Pulley, Rolling Bearing Wheel\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e10 × U-Groove Guide Pulleys\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePlease Note\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eColors may appear slightly different on screen due to monitor brightness and display settings.\u003c\/li\u003e\n  \u003cli\u003ePlease allow minor measurement deviations (±1–2mm) due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003e1 cm = 0.39 inches.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou Might Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multi-use-faucet-bubbler-wrenches-6-sizes-sink-wrenches-detach-tool-for-kitchen-bathroom-faucet-parts-repair-spanner\"\u003e1PC Multi-Use Faucet Bubbler Wrenches – 6 Sizes for Kitchen \u0026amp; Bathroom Repair\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Caulking \u0026amp; Grouting Tools\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/4pcs-self-adhesive-multi-purpose-small-handle-household-cabinet-push-pull-accessories-door-and-window-auxiliary-handle\"\u003e4PCS Self-Adhesive Multi-Purpose Cabinet \u0026amp; Door Handles\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What sizes of outer diameter are available for these U-groove guide pulleys?\u003c\/h4\u003e\n\u003cp\u003eA: These 5mm inner diameter guide pulleys are available in outer diameters of 19mm (0.75 in), 21mm (0.83 in), 23.5mm (0.93 in), and 24mm (0.94 in), offering flexibility for a range of door, window, and machinery applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these guide pulleys suitable for bathroom sliding doors?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The U-groove guide pulleys are specifically designed for use in bathroom mobile doors, as well as standard sliding doors, windows, and light driving machinery. Their compact size and rubber-coated bearing structure make them well-suited for smooth, quiet sliding motion in wet or dry environments.\u003c\/p\u003e\n\u003ch4\u003eQ: What materials are used in these guide wheel pulleys?\u003c\/h4\u003e\n\u003cp\u003eA: Each pulley is constructed from a combination of nylon, POM (polyoxymethylene), and stainless steel. This trio of materials provides high-temperature resistance, reduced friction, and reliable durability for both indoor and mechanical applications.\u003c\/p\u003e\n\u003ch4\u003eQ: How many pulleys are included in one order?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes a pack of 10 U-groove guide pulleys, making it a cost-effective solution for replacement projects or stocking up for multiple installations.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes of outer diameter are available for these U-groove guide pulleys?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These 5mm inner diameter guide pulleys are available in outer diameters of 19mm (0.75 in), 21mm (0.83 in), 23.5mm (0.93 in), and 24mm (0.94 in), offering flexibility for a range of door, window, and machinery applications.\"}}, {\"@type\": \"Question\", \"name\": \"Are these guide pulleys suitable for bathroom sliding doors?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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