---
product_id: 540491989
title: "SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars"
brand: "cncmans"
price: "€ 24.84"
currency: EUR
in_stock: true
category: "Cncmans"
url: https://www.desertcart.ie/products/540491989-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs
store_origin: IE
region: Ireland
---

# 500mm precision length 12mm bore diameter 4 ball bearing slide blocks SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars

**Brand:** cncmans
**Price:** € 24.84
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars by cncmans
- **How much does it cost?** € 24.84 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/540491989-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs)

## 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

- • **Built to Last:** Carbon steel with chrome plating offers superior rust resistance and durability under heavy use.
- • **Smooth Operator:** Low friction, no stick-slip action reduces heat and power consumption for efficient performance.
- • **Effortless Setup:** Pre-drilled aluminum rails make installation on X, Y, Z axes quick and hassle-free.
- • **Precision Perfected:** 500mm fully supported rails ensure ultra-smooth linear motion for your CNC projects.
- • **Versatile Powerhouse:** Ideal for CNC routers, laser cutters, mills, and more—upgrade your machine’s accuracy now.

## Overview

This CNCMANS Linear Rail Kit includes two 500mm fully supported SBR12 rails and four SBR12UU ball bearing slide blocks, crafted from carbon steel with chrome plating for enhanced durability and rust resistance. Designed for high precision and low friction, it supports smooth, efficient linear motion ideal for CNC machines, laser cutters, and other industrial tools. Easy to install with pre-drilled aluminum rails, it’s a versatile upgrade for professional-grade DIY and industrial applications.

## Description

CNCMANS SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars: desertcart.com: Industrial & Scientific

## Features

- The linear rail fixing ring is made of aluminum material, and has been treated with natural anodizing on the surface, which is corrosion-resistant.
- Design fully engages the shaft. Easily installed, the processing error is small, and the accuracy of the product is guaranteed.
- Used for shaft fixing and positioning. The stopper can be strongly fixed on the linear rail, shock resistant.
- The shaft stop collarcan be clamp-on tightly by set screw, the shaft will not be damaged.
- Widely used in transmission products, linear modules, engraving machines and various precision instruments.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BP8ZD6GQ |
| Bearing Type | Ball Bearing |
| Best Sellers Rank | #104,793 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #100 in Linear Motion Guides |
| Brand Name | CNCMANS |
| Compatible Lubricant | Grease |
| Customer Reviews | 4.8 4.8 out of 5 stars (19) |
| Item Thickness | 12 millimeters |
| Item Weight | 90 g |
| Manufacturer | CNCMANS |
| Material Type | Aluminum |
| Model | CJ16NI20450VYW |
| Number of Items | 1 |
| Outside Diameter | 35 millimeters |
| Part Number | CJ16NI20450VYW |
| Unit Count | 4 Count |

## Product Details

- **Bearing Type:** Ball Bearing
- **Brand:** CNCMANS
- **Item Thickness:** 12 millimeters
- **Item Weight:** 90 g
- **Material:** Aluminum

## Images

![SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars - Image 1](https://m.media-amazon.com/images/I/31sBgtvR7rL.jpg)
![SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars - Image 2](https://m.media-amazon.com/images/I/21YzDdD-wSL.jpg)
![SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars - Image 3](https://m.media-amazon.com/images/I/21wkll4M6xL.jpg)
![SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars - Image 4](https://m.media-amazon.com/images/I/21wX7WHOYaL.jpg)
![SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars - Image 5](https://m.media-amazon.com/images/I/21EqoEl2lnL.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

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**Shop now:** [https://www.desertcart.ie/products/540491989-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs](https://www.desertcart.ie/products/540491989-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-11-06*