---
product_id: 545353196
title: "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"
brand: "aoweital"
price: "Bs.398"
currency: BOB
in_stock: true
reviews_count: 10
category: "Aoweital"
url: https://www.desertcart.bo/products/545353196-shaft-collar-for-sbr20-linear-rail-stop-20mm-bore-40mm
store_origin: BO
region: Bolivia
---

# 20mm precision bore 40mm outer diameter Anodized corrosion resistance 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

**Brand:** aoweital
**Price:** Bs.398
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in precision, unlock your machine’s potential!

## Quick Answers

- **What is this?** 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 by aoweital
- **How much does it cost?** Bs.398 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/545353196-shaft-collar-for-sbr20-linear-rail-stop-20mm-bore-40mm)

## Best For

- aoweital enthusiasts

## Why This Product

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

## Key Features

- • **DIY CNC Essential:** Perfect for linear motion systems, making your CNC build sleek and reliable.
- • **Secure Clamp-On Design:** M5 set screw locks the collar firmly without damaging your shaft.
- • **Lightweight Yet Durable:** Crafted from high-grade aluminum alloy for strength without the bulk.
- • **Corrosion-Resistant Finish:** Anodized surface guarantees long-lasting protection against oxidation.
- • **Precision Fit, Zero Slippage:** Engineered for exact 20mm shaft engagement to ensure flawless positioning.

## Overview

This anodized aluminum alloy shaft collar features a 20mm bore and 40mm outer diameter, designed for secure clamp-on positioning in SBR20 linear rail systems. Lightweight yet durable, it resists corrosion and ensures stable shaft fixing with an M5 set screw, ideal for CNC and linear motion applications.

## Description

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: desertcart.com: Industrial & Scientific

Review: Very stable and well made. - Perfect fit on my linear rails. Very easy to install and works as designed. Love the product and price.
Review: Great product - Great product

## Features

- For shaft fixing and positioning, SBR linear guide stop for DIY CNC machine tools.
- Designed to fully engage with the shaft, easy to install.
- High quality aluminum alloy material, light weight, oxidation and corrosion resistant surface, sturdy and durable.
- The shaft can be clamped tightly by set screws and the shaft will not be damaged.
- Package: 4 clamping shaft collars

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BWK6PMGX |
| Best Sellers Rank | #16,312 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #3 in Set-Screw Shaft Collars |
| Date First Available | February 22, 2023 |
| Item Weight | 4.2 ounces |
| Item model number | KK-SBR-001 |
| Manufacturer | Kuakee |
| Package Dimensions | 5.51 x 4.61 x 0.51 inches |

## Images

![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 - Image 1](https://m.media-amazon.com/images/I/71eAYmzrOgL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very stable and well made.
*by S***S on January 2, 2026*

Perfect fit on my linear rails. Very easy to install and works as designed. Love the product and price.

### ⭐⭐⭐⭐⭐ Great product
*by G***. on December 30, 2025*

Great product

### ⭐⭐⭐⭐⭐ Works as intended, well made
*by T***5 on August 14, 2025*

Provide a good solid mechanical stop on my 16mm rails. Easy to install.

## Frequently Bought Together

- 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.bo/products/545353196-shaft-collar-for-sbr20-linear-rail-stop-20mm-bore-40mm](https://www.desertcart.bo/products/545353196-shaft-collar-for-sbr20-linear-rail-stop-20mm-bore-40mm)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-02-10*