---
product_id: 540491989
title: "CNCMANS SBR20-500mm Linear Rail Linear Rails and Bearings Kit 2Pcs SBR20 500mm Long Fully Supported Shaft Guide with 4Pcs SBR20UU Linear Bearing Slide Block Linear Guide for CNC Equipments"
brand: "cncmans"
price: "$240"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/540491989-cncmans-sbr20-500mm-linear-rail-linear-rails-and-bearings-kit
store_origin: NZ
region: New Zealand
---

# 2x SBR20-500mm rails 4x SBR20UU bearings High-quality carbon steel CNCMANS SBR20-500mm Linear Rail Linear Rails and Bearings Kit 2Pcs SBR20 500mm Long Fully Supported Shaft Guide with 4Pcs SBR20UU Linear Bearing Slide Block Linear Guide for CNC Equipments

**Brand:** cncmans
**Price:** $240
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Engineering Game!

## Quick Answers

- **What is this?** CNCMANS SBR20-500mm Linear Rail Linear Rails and Bearings Kit 2Pcs SBR20 500mm Long Fully Supported Shaft Guide with 4Pcs SBR20UU Linear Bearing Slide Block Linear Guide for CNC Equipments by cncmans
- **How much does it cost?** $240 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/540491989-cncmans-sbr20-500mm-linear-rail-linear-rails-and-bearings-kit)

## Best For

- cncmans enthusiasts

## Why This Product

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

## Key Features

- • **Smooth Operation:** Enjoy low friction and high flexibility with more steel bearing balls for a seamless glide.
- • **Easy Installation:** Pre-drilled holes and a user-friendly design make setup a breeze, so you can focus on your projects.
- • **Durable Construction:** Crafted from high-quality carbon steel and aluminum alloy, ensuring longevity and resistance to wear.
- • **Precision Engineering:** Experience unparalleled accuracy with a four-point contact design that self-aligns for optimal performance.
- • **Versatile Applications:** Perfect for DIY CNC routers, lathes, and more—this kit is your go-to for any linear motion system.

## Overview

The SBR20-500mm Linear Rail and Bearings Kit includes two 500mm linear rails, four SBR20UU bearing blocks, and essential installation tools. Made from high-quality materials, this kit is designed for precision and durability, making it ideal for a variety of CNC applications.

## Description

Full description not available

## Features

- PAKAGE: This linear rail set includes 2x SBR20-500mm linear rails, 4x SBR20UU bearing blocks, 1x 4mm wrench, 1x M6*12mm Locking Handle ( adjusting the tightness of the slider block ), 16x M6*20mm screws (connecting the sliding bearing blocks and plates ).
- MATERIAL: The guide rail is made of high-quality carbon steel, the bearing slider block is made of bearing steel with aluminum alloy housing, thickened material is not easy to damage; More steel bearing balls, low friction, light and flexible, smooth and unimpeded, longer service life.
- DESIGN: Adopt four-point contact design, which can withstand loads evenly in all directions and self-aligning function, can absorb the assembly error of the mounting surface, with high precision under high load.
- INSTALL: Aluminum alloy support with pre-drilled holes for ease of mounting. Conveniently install the bearing block by aligning the track with the mouth of the slide rail and pushing the bearing block until the it completely falls.
- APPLICATIONS: This Linear Guide Rail can help build an linear motion system. Widely used for DIY CNC routers, grinding machine, lathes, mills, machine tools, laser welding machines, punch, automatic cutting machine, printer, X-Y table, etc.

## Product Details

- **Brand:** CNCMANS
- **Material:** Carbon Steel
- **Bore Diameter:** 20 Millimeters
- **Item Weight:** 3307 Grams
- **Bearing Number:** 4

## Images

![CNCMANS SBR20-500mm Linear Rail Linear Rails and Bearings Kit 2Pcs SBR20 500mm Long Fully Supported Shaft Guide with 4Pcs SBR20UU Linear Bearing Slide Block Linear Guide for CNC Equipments - Image 1](https://m.media-amazon.com/images/I/71J+a1a0qtL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Questions & Answers

**Q: What is the diameter of SBR12/SBR16/SBR20/SBR25?**
A: Hello, their diameters are 12mm/16mm/20mm/25mm.

**Q: What material is the linear guide made of? Is it stainless?**
A: Hello, the material of linear guide is made of carbon steel, bearing steel, and aluminum alloy for rust resistance and high durability.

**Q: Are CAD drawings available?**
A: Hello, unfortunately we don't have CAD drawings, but we have detailed data reference drawings.

## Frequently Bought Together

- CNCMANS SBR20-500mm Linear Rail Linear Rails and Bearings Kit 2Pcs SBR20 500mm Long Fully Supported Shaft Guide with 4Pcs SBR20UU Linear Bearing Slide Block Linear Guide for CNC Equipments
- OrangeA Linear Rail 2PCS SBR16-2000mm, 2xLinear Guide Rails and 4X Square Type Carriage Bearing Blocks,CNC Rail Kit
- Shaft Collar for SBR20 Linear Rail Stop, 20mm Bore 40mm OD 12mm Thickness Aluminum Alloy Anodized Clamp-On with M5 Set Screw, Locking Collars for CNC and Linear Motion Systems

---

## 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.nz/products/540491989-cncmans-sbr20-500mm-linear-rail-linear-rails-and-bearings-kit](https://www.desertcart.nz/products/540491989-cncmans-sbr20-500mm-linear-rail-linear-rails-and-bearings-kit)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-25*