--- product_id: 616177027 title: "uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 8x45x11.5mm U Groove Roller Wheel for Door Window, Black" brand: "uxcell" price: "€ 31.95" currency: EUR in_stock: true reviews_count: 11 category: "Uxcell" url: https://www.desertcart.gr/products/616177027-uxcell-4pcs-u-type-groove-pulley-nylon-guide-rolling-bearing store_origin: GR region: Greece --- # Durable chromium steel core Smooth nylon U-groove roller Precision ABEC 1 tolerance uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 8x45x11.5mm U Groove Roller Wheel for Door Window, Black **Brand:** uxcell **Price:** € 31.95 **Availability:** ✅ In Stock ## Summary > 🛠️ Glide into smooth efficiency with uxcell’s precision pulleys! ## Quick Answers - **What is this?** uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 8x45x11.5mm U Groove Roller Wheel for Door Window, Black by uxcell - **How much does it cost?** € 31.95 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/616177027-uxcell-4pcs-u-type-groove-pulley-nylon-guide-rolling-bearing) ## Best For - uxcell enthusiasts ## Why This Product - Trusted uxcell brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Chromium steel bearings shielded on both sides lock in lubricant for long-lasting durability under heavy loads. - • **Seamless Glide:** Nylon U-groove rollers fit perfectly on rail tracks, delivering effortless movement for doors and windows. - • **Engineered for Precision:** ABEC 1 tolerance ensures ultra-smooth, low-noise operation for professional-grade performance. - • **Versatile Industrial Use:** Ideal for heavy steel doors, hydraulic lifts, and mechanical equipment requiring reliable rolling bearings. - • **Plug-and-Play Installation:** Compact 8x45x11.5mm size fits standard U-groove tracks, making upgrades and replacements hassle-free. ## Overview The uxcell 4-piece U Type Groove Pulley set features 8x45x11.5mm nylon rollers with chromium steel ball bearings rated ABEC 1 for smooth, low-noise operation. Shielded on both sides to retain lubricant, these durable pulleys are engineered for seamless movement on rail track systems, making them perfect for heavy doors, windows, and industrial mechanical equipment. ## Description uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 8x45x11.5mm U Groove Roller Wheel for Door Window, Black: desertcart.com: Industrial & Scientific Review: Still early but seems like there are plenty tough. - Hanging 10’x5’6” steel doors on a pair of these and they are doing just fine so far. The first set has been up for about three months now and nothing seems to be out of spec. Review: NICE - These nylon rollers are exactly what I wanted for my hydraulic press table lift project. A+++. ## Features - U Groove Bearing: I.D.=8mm, O.D.=45mm, Thickness=11.5mm, Groove width=6mm, Groove depth=3mm. - These bearings are shielded on both sides to keep lubricant in - Chromium Steel long-life bearings, smooth and low noise - ABEC Tolerance 1 (P0), Z1 Noise Level for most general use - U-type pulley bearing fits the rail track system. Widely used in door and window to track and drive mechanical equipment. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CQJT74JF | | Bearing Number | 4 | | Bearing Type | Ball Bearing | | Best Sellers Rank | #82,093 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #415 in Deep-Groove Ball Bearings | | Brand | uxcell | | Brand Name | uxcell | | Compatible Lubricant | Oil | | Customer Reviews | 4.2 out of 5 stars 63 Reviews | | Item Dimensions | 0.33 x 0.2 x 1 inches | | Item Thickness | 11.5 Millimeters | | Item dimensions L x W x H | 0.33 x 0.2 x 1 inches | | Manufacturer | uxcell | | Material | Chrome Steel (GCr15), Nylon | | Material Type | Chrome Steel (GCr15) , Nylon | | Model | Bearings | | Outside Diameter | 45 Millimeters | | Part Number | a23110200ux0584 | | Specification Met | ABEC 1 | | Unit Count | 4.0 Count | ## Product Details - **Bearing Number:** 4 - **Brand:** uxcell - **Item Thickness:** 11.5 Millimeters - **Material:** Chrome Steel (GCr15) , Nylon - **Specification Met:** ABEC 1 ## Images ![uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 8x45x11.5mm U Groove Roller Wheel for Door Window, Black - Image 1](https://m.media-amazon.com/images/I/71sAJaSRN-L.jpg) ![uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 8x45x11.5mm U Groove Roller Wheel for Door Window, Black - Image 2](https://m.media-amazon.com/images/I/61fELDd18zL.jpg) ![uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 8x45x11.5mm U Groove Roller Wheel for Door Window, Black - Image 3](https://m.media-amazon.com/images/I/51K9GYomO7L.jpg) ![uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 8x45x11.5mm U Groove Roller Wheel for Door Window, Black - Image 4](https://m.media-amazon.com/images/I/61WaRXSvkWL.jpg) ## Available Options This product comes in different **Color, Size, Number Of Items** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Still early but seems like there are plenty tough. *by J***N on August 31, 2025* Hanging 10’x5’6” steel doors on a pair of these and they are doing just fine so far. The first set has been up for about three months now and nothing seems to be out of spec. ### ⭐⭐⭐⭐⭐ NICE *by R***2 on November 20, 2025* These nylon rollers are exactly what I wanted for my hydraulic press table lift project. A+++. ### ⭐⭐⭐⭐ Smooth well built *by A***J on May 25, 2026* Bearings are well built tracks are smooth, no blemishes whatsoever ## Frequently Bought Together - uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 8x45x11.5mm U Groove Roller Wheel for Door Window, Black - uxcell SG25 Deep U Groove Ball Track Guide Bearing 8mmx30mmx14mm Double Sealed (GCr15) Chrome Steel Bearing - 5Pcs Deep U Groove Ball Track Guide Bearing, Stainless Steel Bearing Pulley Wheel Bearings Wheel Wire Rope Pulley --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/616177027-uxcell-4pcs-u-type-groove-pulley-nylon-guide-rolling-bearing](https://www.desertcart.gr/products/616177027-uxcell-4pcs-u-type-groove-pulley-nylon-guide-rolling-bearing) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-08-13*