--- product_id: 496187985 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: "S$38" currency: SGD in_stock: true category: "Cncmans" url: https://www.desertcart.sg/products/496187985-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs store_origin: SG region: Singapore --- # 1000mm precision length 4 ball bearing blocks 4-point contact load balance 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:** S$38 **Availability:** ✅ In Stock ## Summary > ⚙️ Glide into precision: The ultimate linear rail kit for next-level CNC mastery! ## 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?** S$38 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/496187985-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 - • **Versatile CNC Compatibility:** Perfect for routers, mills, laser machines, and more—upgrade your workshop today. - • **Robust Four-Point Contact Design:** Distributes load evenly, ensuring stability and self-alignment under heavy use. - • **Precision Engineered 1000mm Rails:** Achieve flawless linear motion with extended reach for your CNC projects. - • **Premium Carbon Steel & Bearing Steel:** Durable materials resist wear and tear for long-lasting performance. - • **Effortless Installation with Pre-Drilled Aluminum Supports:** Save time and avoid guesswork with easy mounting and adjustment. ## Overview The CNCMANS SBR20-1000mm Linear Rail Kit includes two 1000mm carbon steel rails and four SBR20UU ball bearing blocks with aluminum alloy housings. Featuring a four-point contact design for balanced load distribution and self-alignment, this kit ensures smooth, low-friction linear motion ideal for CNC routers, mills, laser cutters, and other precision machinery. Pre-drilled aluminum supports and included hardware simplify installation, making it a durable, high-precision upgrade for professional-grade equipment. ## 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 | #125,774 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #124 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 Linear Rail 2PCS SBR12 1000mm Fully Supported Linear Rail Shaft Guide 12mm with 4PCS SBR12UU Slide Bearing Block, Linear Rails and Bearings Kit for CNC Machine - (Pack of 4) Shaft Collar Set for Linear Rail SBR12, All in One Clamp-on Shaft Collar with M4 Set Screw, Bore 12mm, OD 30mm, Thickness 10mm --- ## 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.sg/products/496187985-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs](https://www.desertcart.sg/products/496187985-sbr16-linear-rail-stop-collars-anti-collision-block-stopper-4pcs) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-11-10*