---
product_id: 607978157
title: "uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 5x25.5x8.5mm U Groove Roller Wheel for Door Window, Blue"
brand: "uxcell"
price: "S/.59"
currency: PEN
in_stock: true
reviews_count: 10
category: "Uxcell"
url: https://www.desertcart.pe/products/607978157-uxcell-4pcs-u-type-groove-pulley-nylon-guide-rolling-bearing
store_origin: PE
region: Peru
---

# Low noise Z1 rating Durable nylon U-groove design Precision ABEC 1 tolerance uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 5x25.5x8.5mm U Groove Roller Wheel for Door Window, Blue

**Brand:** uxcell
**Price:** S/.59
**Availability:** ✅ In Stock

## Summary

> 🔵 Roll Smooth, Roll Smart – Upgrade Your Track Game!

## Quick Answers

- **What is this?** uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 5x25.5x8.5mm U Groove Roller Wheel for Door Window, Blue by uxcell
- **How much does it cost?** S/.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/607978157-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:** Shielded on both sides to lock in lubricant and keep out debris, extending bearing life and reliability.
- • **Compact & Lightweight:** At just 1.44 ounces and 8.5mm thick, these rollers deliver high performance without bulk.
- • **Smooth Glide, Every Time:** Chromium steel bearings ensure ultra-smooth, low-friction operation for seamless door and window movement.
- • **Whisper-Quiet Performance:** Z1 noise level rating means your mechanical equipment runs quietly, enhancing your workspace ambiance.
- • **Perfect Fit for U-Groove Rails:** Specifically engineered with a 6mm groove width and 3mm depth to fit standard rail track systems flawlessly.

## Overview

The uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearings are precision-engineered ball bearings with a 5x25.5x8.5mm dimension, featuring a durable nylon U-groove roller and chromium steel construction. Shielded on both sides and rated ABEC 1 with low noise Z1 tolerance, these bearings provide smooth, quiet, and long-lasting performance ideal for door, window, and mechanical track systems.

## Description

uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 5x25.5x8.5mm U Groove Roller Wheel for Door Window, Blue: desertcart.com: Industrial & Scientific

Review: High quality great fit - These fit my Four Winds 32ft Class C shower door top roller.
Review: NICE - These nylon rollers are exactly what I wanted for my hydraulic press table lift project. A+++.

## Features

- U Groove Bearing: I.D.=5mm, O.D.=25.5mm, Thickness=8.5mm, 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 | B0CQJPZWXD |
| Bearing Number | 4 |
| Bearing Type | Ball Bearing |
| Best Sellers Rank | #61,651 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #304 in Deep-Groove Ball Bearings |
| Brand | uxcell |
| Compatible Lubricant | Grease |
| Date First Available | December 18, 2023 |
| Item Thickness | 8.5 Millimeters |
| Item Weight | 1.44 ounces |
| Manufacturer | uxcell |
| Material | Chrome Steel (GCr15) , Nylon |
| Outside Diameter | 25.5 Millimeters |
| Package Dimensions | 3.58 x 2.36 x 0.67 inches |
| Specification Met | ABEC 1 |

## Product Details

- **Bearing Number:** 4
- **Brand:** uxcell
- **Item Thickness:** 8.5 Millimeters
- **Material:** Chrome Steel (GCr15) , Nylon
- **Specification Met:** ABEC 1

## Images

![uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 5x25.5x8.5mm U Groove Roller Wheel for Door Window, Blue - Image 1](https://m.media-amazon.com/images/I/713cV-twYmL.jpg)

## Available Options

This product comes in different **Color, Size, Number Of Items** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ High quality great fit
*by B***A on November 24, 2025*

These fit my Four Winds 32ft Class C shower door top roller.

### ⭐⭐⭐⭐⭐ NICE
*by R***2 on November 20, 2025*

These nylon rollers are exactly what I wanted for my hydraulic press table lift project. A+++.

### ⭐⭐⭐⭐⭐ Quality
*by J***S on November 6, 2025*

Ok

## Frequently Bought Together

- uxcell 4pcs U Type Groove Pulley Nylon Guide Rolling Bearing 5x25.5x8.5mm U Groove Roller Wheel for Door Window, Blue
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- 5Pcs Deep U Groove Ball Track Guide Bearing, Stainless Steel Bearing Pulley Wheel Bearings Wheel Wire Rope Pulley

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**Shop now:** [https://www.desertcart.pe/products/607978157-uxcell-4pcs-u-type-groove-pulley-nylon-guide-rolling-bearing](https://www.desertcart.pe/products/607978157-uxcell-4pcs-u-type-groove-pulley-nylon-guide-rolling-bearing)

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*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-03-19*