--- product_id: 569726039 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: "SAR 57" currency: SAR in_stock: true reviews_count: 2 category: "Cncmans" url: https://www.desertcart.com.sa/products/569726039-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs store_origin: SA region: Saudi Arabia --- # Clamp-on set screw, no shaft damage Precision 16mm shaft fit Corrosion-resistant anodized aluminum 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:** SAR 57 **Availability:** βœ… In Stock ## Summary > πŸ› οΈ Lock in precision, unlock your machine’s potential! ## 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?** SAR 57 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/569726039-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 - β€’ **Effortless Installation:** Minimal processing error guarantees quick, accurate setupβ€”get your CNC running faster. - β€’ **Precision Engineered Fit:** Designed to perfectly engage 16mm linear shafts for flawless positioning. - β€’ **Versatile Industrial Use:** Ideal for CNC machines, engraving tools, and precision linear motion applications. - β€’ **Durable Anodized Aluminum:** Natural anodizing ensures long-lasting corrosion resistance and industrial-grade toughness. - β€’ **Shock-Resistant Stability:** Strong clamp-on design absorbs impact, preventing unwanted rail movement or damage. ## Overview The CNCMANS SBR16 Linear Rail Stop Collars are high-precision, anodized aluminum fixing rings designed for 16mm linear motion shafts. Featuring a clamp-on set screw mechanism, they provide secure, shock-resistant positioning without damaging the shaft. Perfect for CNC, engraving, and other industrial applications, these collars ensure reliable, corrosion-resistant shaft stops for enhanced machine accuracy and durability. ## Description Product description Stable Holding Force Our unique set screw design provides increased holding force, especially when the shaft material is softer than the set screw material. You can count on a reliable and secure fastening Simple Installation The clip-on wave collars are specially designed for quick installation with large openings. They stay firmly in place and do not fall off easily. The shaft is clamped securely without being damaged High Quality Material This linear guide limiter is made of aluminum alloy. It is corrosion-resistant, high-strength and wear-resistant. In addition, it is easy to install and maintenance-free Our linear rail shaft mounting collar is ideal for mounting and positioning shafts. It is ideal for electronic devices, food processing machines, 3D printers, linear modules, CNC equipment and much more Review: Heavy Duty and great product - We put these on a router sled tube and it does just what we wanted it to. It is a stop at the end of the tube so the router can not go off the end of the sled. Review: They do what they claim. - These did what they claim they do. No issues with these so far, at all. So I ordered more as I have many uses for them. ## 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 | #92,118 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #79 in Linear Motion Guides | | Brand | CNCMANS | | Brand Name | CNCMANS | | Compatible Lubricant | Grease | | Customer Reviews | 4.8 out of 5 stars 19 Reviews | | Item Thickness | 12 Millimeters | | Item Weight | 90 Grams | | Manufacturer | CNCMANS | | Material | Aluminum | | Material Type | Aluminum | | Model | CJ16NI20450VYW | | Outside Diameter | 35 Millimeters | | Part Number | CJ16NI20450VYW | ## Product Details - **Bearing Type:** Ball Bearing - **Brand:** CNCMANS - **Item Thickness:** 12 Millimeters - **Item Weight:** 90 Grams - **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/61U3PVWB87L.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/51OryQGJO9L.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/51KLS2XGkQL.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/51jt1tl99kL.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/41e18HQ+L8L.jpg) ## Available Options This product comes in different **Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Heavy Duty and great product *by A***R on January 15, 2024* We put these on a router sled tube and it does just what we wanted it to. It is a stop at the end of the tube so the router can not go off the end of the sled. ### ⭐⭐⭐⭐⭐ They do what they claim. *by T***S on January 4, 2026* These did what they claim they do. No issues with these so far, at all. So I ordered more as I have many uses for them. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.sa/products/569726039-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs](https://www.desertcart.com.sa/products/569726039-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs) --- *Product available on Desertcart Saudi Arabia* *Store origin: SA* *Last updated: 2026-05-31*