---
product_id: 129278269
title: "UCTOP Store 4Pcs Round Groove Nylon Pulley U Groove Track Roller Bearing (6 * 21 * 7mm (4 Pcs))"
brand: "monliya"
price: "VT10006"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/129278269-uctop-store-4pcs-round-groove-nylon-pulley-u-groove-track
store_origin: VU
region: Vanuatu
---

# Versatile for sliding doors & drawers Precision 6x21x7mm size Durable nylon material UCTOP Store 4Pcs Round Groove Nylon Pulley U Groove Track Roller Bearing (6 * 21 * 7mm (4 Pcs))

**Brand:** monliya
**Price:** VT10006
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your sliding game with precision and durability!

## Quick Answers

- **What is this?** UCTOP Store 4Pcs Round Groove Nylon Pulley U Groove Track Roller Bearing (6 * 21 * 7mm (4 Pcs)) by monliya
- **How much does it cost?** VT10006 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/129278269-uctop-store-4pcs-round-groove-nylon-pulley-u-groove-track)

## Best For

- monliya enthusiasts

## Why This Product

- Trusted monliya brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** High-quality nylon construction resists wear and compression for long-term durability.
- • **Multi-Use Marvel:** Ideal for glass sliding doors, aluminum frames, shower pulleys, and drawer systems.
- • **Effortless Upgrade:** Set of 4 pulleys lets you refresh your hardware setup with ease and style.
- • **Seamless Glide, Every Time:** Deep groove ball bearings ensure ultra-smooth sliding performance.
- • **Perfect Fit, Perfect Function:** Compact 6mm ID x 21mm OD x 7mm thickness fits a wide range of furniture and door hardware.

## Overview

UCTOP Store’s 4-piece set of 6x21x7mm nylon U groove pulleys features deep groove ball bearings for smooth, flexible sliding. Designed for furniture, sliding doors, and drawers, these durable nylon rollers offer reliable wear resistance and easy installation, making them the perfect upgrade for modern hardware systems.

## Description

Specification: 100% brand new and high quality. Deep groove ball bearings fashionable slide flexible compression wear. Suitable for furniture hardware accessories mobile doors glass sliding doors aluminum doors and windows shower pulleys and drawers etc. Product Size: 6mm(ID)*21mm(OD)*7mm(Thickness) Package Includes: 4 Pcs U Groove Pulley Ball

## Features

- 100% brand new and high quality.
- Deep groove ball bearings fashionable slide flexible compression wear.
- Suitable for furniture hardware accessories mobile doors glass sliding doors aluminum doors and windows shower pulleys and drawers etc
- Product Size: 6mm(ID)*21mm(OD)*7mm(Thickness)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | UCTOP STORE |
| Part number | 1247 |
| Item Weight | 21 g |
| Package Dimensions | 10.8 x 6.8 x 0.5 cm; 21 g |
| Item model number | 1247 |
| Size | 6 * 21 * 7mm (4 Pcs) |
| Material | Nylon |
| Item thickness | 7 Millimetres |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** MonLiya
- **Material:** Nylon
- **Item weight:** 0.02 Kilograms
- **Item thickness:** 7 Millimetres
- **Bearing type:** Ball Bearing

## Images

![UCTOP Store 4Pcs Round Groove Nylon Pulley U Groove Track Roller Bearing (6 * 21 * 7mm (4 Pcs)) - Image 1](https://m.media-amazon.com/images/I/61irDuw9nyL.jpg)
![UCTOP Store 4Pcs Round Groove Nylon Pulley U Groove Track Roller Bearing (6 * 21 * 7mm (4 Pcs)) - Image 2](https://m.media-amazon.com/images/I/3197tbluG8L.jpg)
![UCTOP Store 4Pcs Round Groove Nylon Pulley U Groove Track Roller Bearing (6 * 21 * 7mm (4 Pcs)) - Image 3](https://m.media-amazon.com/images/I/31Gckl9lOrL.jpg)

## Available Options

This product comes in different **Size Name** options.

## Questions & Answers

**Q: Are these v or u groove? some pics suggest v groove. also how wide is the groove?**
A: They look like U type. The ones I bought were U type

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**Shop now:** [https://www.desertcart.vu/products/129278269-uctop-store-4pcs-round-groove-nylon-pulley-u-groove-track](https://www.desertcart.vu/products/129278269-uctop-store-4pcs-round-groove-nylon-pulley-u-groove-track)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-07*