---
product_id: 20782485
title: "Chiloskit 20pcs V Groove Ball Bearings Pulley, Small Bearing Deep V Groove Guide Pulley Rail Ball Bearings Wheel,4x13x6mm"
brand: "chiloskit"
price: "$39"
currency: NZD
in_stock: true
reviews_count: 8
category: "Chiloskit"
url: https://www.desertcart.nz/products/20782485-chiloskit-20pcs-v-groove-ball-bearings-pulley-small-bearing-deep
store_origin: NZ
region: New Zealand
---

# Low friction for smooth rotation High precision 624ZZ ball bearings Durable high carbon steel build Chiloskit 20pcs V Groove Ball Bearings Pulley, Small Bearing Deep V Groove Guide Pulley Rail Ball Bearings Wheel,4x13x6mm

**Brand:** chiloskit
**Price:** $39
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your machinery game with precision that moves you!

## Quick Answers

- **What is this?** Chiloskit 20pcs V Groove Ball Bearings Pulley, Small Bearing Deep V Groove Guide Pulley Rail Ball Bearings Wheel,4x13x6mm by chiloskit
- **How much does it cost?** $39 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/20782485-chiloskit-20pcs-v-groove-ball-bearings-pulley-small-bearing-deep)

## Best For

- chiloskit enthusiasts

## Why This Product

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

## Key Features

- • **Compact Yet Mighty Dimensions:** Optimized 4x13x6mm size with a 4mm V groove width ensures precise guiding and smooth rail movement in tight spaces.
- • **Effortless Motion with Low Friction:** Minimize energy loss and maximize efficiency thanks to a low friction coefficient that keeps your systems running cooler and longer.
- • **Built to Last with Premium Carbon Steel:** Crafted from high-hardness carbon steel, these pulleys deliver unmatched durability and toughness for industrial-grade reliability.
- • **Versatile Applications Across Industries:** From industrial machines to DIY projects, these V groove pulleys fit seamlessly into automotive, agricultural, and healthcare equipment.
- • **Precision Engineered for Peak Performance:** Experience ultra-smooth operation with high-precision 624ZZ bearings designed to handle heavy loads effortlessly.

## Overview

The Chiloskit 20pcs V Groove Ball Bearings Pulley set features 624ZZ high-precision ball bearings made from premium high carbon steel. Measuring 4x13x6mm with a 4mm V groove, these pulleys offer low friction for smooth, energy-efficient rotation. Ideal for a wide range of industrial and DIY applications, they combine durability and compact design to enhance performance in demanding environments.

## Description

Chiloskit 20pcs V Groove Ball Bearings Pulley, Small Bearing Deep V Groove Guide Pulley Rail Ball Bearings Wheel,4x13x6mm: desertcart.com: Industrial & Scientific

Review: These were exactly what I expected. I ended up ... - These were exactly what I expected. I ended up not being able to use them for the application I had planned on due to their size being a little smaller than I needed, but I had no problem finding another use.
Review: Looks what I expected it to be - small - Plan to use it on my table jigsaw diy. Just havent had the chance to add it.

## Features

- Low friction: The low friction coefficient of 624ZZ bearings allows them to spin with minimal resistance, reducing energy loss and extending their lifespan.
- High precision: Carbon steel 624ZZ bearings are manufactured to very high precision standards, ensuring that they are able to provide smooth and efficient operation even under high loads.
- High quality material: carbon steel is a high-quality steel that is specifically designed for bearing applications. It is characterized by its high hardness and toughness, which makes it an excellent choice for applications that require high load-bearing capacity and durabillly
- Wide applications : industrial machines, cars, ships, household appliances, health care system, motors, mine, petroleum, petroleum, alchemy, papermaking, agriculture, cranes, etc
- Dimension:(Inside diameter)4mm x (outer diameter)13mm x (thickness)6mm.Material:High carbon steel.V groove width: 4mm.V groove deepness: 1.5mm.Please note the size befor you buy it dear customer ！

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B012KKTBRU |
| Bearing Number | 624 |
| Bearing Type | Ball Bearing |
| Best Sellers Rank | #82,995 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #456 in Deep-Groove Ball Bearings |
| Brand | Chiloskit |
| Brand Name | Chiloskit |
| Compatible Lubricant | Grease |
| Customer Reviews | 4.3 out of 5 stars 332 Reviews |
| Item Dimensions | 0.51 x 0.51 x 0.24 inches |
| Item Thickness | 6 Millimeters |
| Item Weight | 10 Grams |
| Item dimensions L x W x H | 0.51 x 0.51 x 0.24 inches |
| Manufacturer | Preamer |
| Material | High Carbon Steel |
| Material Type | High Carbon Steel |
| Outside Diameter | 13 Millimeters |
| UPC | 710185353111 |
| Unit Count | 20 Count |

## Product Details

- **Bearing Number:** 624
- **Brand:** Chiloskit
- **Item Weight:** 10 Grams
- **Item dimensions L x W x H:** 0.51 x 0.51 x 0.24 inches
- **Material:** High Carbon Steel

## Images

![Chiloskit 20pcs V Groove Ball Bearings Pulley, Small Bearing Deep V Groove Guide Pulley Rail Ball Bearings Wheel,4x13x6mm - Image 1](https://m.media-amazon.com/images/I/71lfTkK0D2L.jpg)
![Chiloskit 20pcs V Groove Ball Bearings Pulley, Small Bearing Deep V Groove Guide Pulley Rail Ball Bearings Wheel,4x13x6mm - Image 2](https://m.media-amazon.com/images/I/715fLKt-nTL.jpg)
![Chiloskit 20pcs V Groove Ball Bearings Pulley, Small Bearing Deep V Groove Guide Pulley Rail Ball Bearings Wheel,4x13x6mm - Image 3](https://m.media-amazon.com/images/I/71ZgnXiwGhL.jpg)
![Chiloskit 20pcs V Groove Ball Bearings Pulley, Small Bearing Deep V Groove Guide Pulley Rail Ball Bearings Wheel,4x13x6mm - Image 4](https://m.media-amazon.com/images/I/71GuERZgjQL.jpg)
![Chiloskit 20pcs V Groove Ball Bearings Pulley, Small Bearing Deep V Groove Guide Pulley Rail Ball Bearings Wheel,4x13x6mm - Image 5](https://m.media-amazon.com/images/I/61RFeixLEAL.jpg)

## Questions & Answers

**Q: What are the measurements in inches.**
A: According to Amazon: inside diameter and V groove width  = 4mm = 0.1575 inch, outside diameter = 13mm = 0.5119 inch, groove deepnes = 1.5mm = 0.05905 inch.  I use them to guide curtain cord.

**Q: Does it rust?**
A: I haven't seen any rust as of yet.  The device I built that uses them is in my garage so doesn't get direct water on it, but it does get pretty humid.

**Q: Is the hole diameter 5/32? Or is it the 6mm?**
A: 4mm for hole, 6mm is the width

**Q: Do these pulleys come with the pins?**
A: Pins? No pins, just the pulleys.

## Customer Reviews

### ⭐⭐⭐⭐⭐ These were exactly what I expected. I ended up ...
*by S***R on September 6, 2016*

These were exactly what I expected. I ended up not being able to use them for the application I had planned on due to their size being a little smaller than I needed, but I had no problem finding another use.

### ⭐⭐⭐⭐⭐ Looks what I expected it to be - small
*by J***E on February 26, 2025*

Plan to use it on my table jigsaw diy. Just havent had the chance to add it.

### ⭐⭐⭐⭐ Impressed for the price.
*by T***R on September 3, 2016*

For the price, I am impressed by the quality of the bearings and consistency of the manufacture.

## Frequently Bought Together

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-22*