--- product_id: 540491989 title: "4Pcs SBR16UU Linear Rail Bearing Slide Block 16mm Aluminum Open Block, CNC Parts for SBR16 16mm Linear Guide Rail" brand: "cncmans" price: "€ 84.41" currency: EUR in_stock: true category: "Cncmans" url: https://www.desertcart.hr/products/540491989-4pcs-sbr16uu-linear-rail-bearing-slide-block-16mm-aluminum-open store_origin: HR region: Croatia --- # 500mm precision length 12mm bore diameter 4 ball bearing slide blocks 4Pcs SBR16UU Linear Rail Bearing Slide Block 16mm Aluminum Open Block, CNC Parts for SBR16 16mm Linear Guide Rail **Brand:** cncmans **Price:** € 84.41 **Availability:** ✅ In Stock ## Summary > ⚙️ Elevate your CNC game with precision that moves you! ## Quick Answers - **What is this?** 4Pcs SBR16UU Linear Rail Bearing Slide Block 16mm Aluminum Open Block, CNC Parts for SBR16 16mm Linear Guide Rail by cncmans - **How much does it cost?** € 84.41 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/540491989-4pcs-sbr16uu-linear-rail-bearing-slide-block-16mm-aluminum-open) ## 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 has been committed to providing superior 3D printers and accessories services.Industrial-grade standard SBR block, with a high precision linear bearing inside. Make the sliding smooth, low friction, silent operation.Specifications:Brand: CNCMANSModel: SBR16UUShaft Diameter: 16mmPack Includes:4x SBR16UU Bearing BlocksFeatures:aluminum alloy material and hardened caseHigh accuracy and strong durabilitySmooth moving, low friction, high rigidity and long working lifeSuits X, Y, Z axis, perfect items for your CNC project ## Features - Our package includes 4pcs SBR16UU aluminum open slide block, diameter: 16mm. - SBR16UU sliding blocks to be used cooperatively with SBR16 rails, high precision and easy to mount dismount. - Industrial-grade standard SBR block, with high precision linear bearing inside, it moves smoothly with low friction. - Linear Bearings block made of quality aluminum alloy. Surface chrome plating treatment beautiful anti-rust, high hardness, more durable. - Widely used in the automation machinery such as DIY CNC routers,lathes, machine tool, bending machines, laser welding machines, etc. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09NBQVCCW | | Bearing Number | 4 | | Bearing Type | Ball Bearing | | Best Sellers Rank | #67,215 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #51 in Linear Motion Guides | | Brand Name | CNCMANS | | Compatible Lubricant | Grease | | Customer Reviews | 3.5 3.5 out of 5 stars (2) | | Item Weight | 613 g | | Manufacturer | CNCMANS | | Material Type | Aluminum | | Model | U4587U5144H | | Number of Items | 1 | | Outside Diameter | 16 millimeters | | Part Number | U4587U5144H | | UPC | 730759596379 | ## Product Details - **Bearing Number:** 4 - **Bearing Type:** Ball Bearing - **Brand:** CNCMANS - **Item Weight:** 613 g - **Material:** Aluminum ## Images ![4Pcs SBR16UU Linear Rail Bearing Slide Block 16mm Aluminum Open Block, CNC Parts for SBR16 16mm Linear Guide Rail - Image 1](https://m.media-amazon.com/images/I/41cMAdj0DGL.jpg) ![4Pcs SBR16UU Linear Rail Bearing Slide Block 16mm Aluminum Open Block, CNC Parts for SBR16 16mm Linear Guide Rail - Image 2](https://m.media-amazon.com/images/I/31U+UnwYvTL.jpg) ![4Pcs SBR16UU Linear Rail Bearing Slide Block 16mm Aluminum Open Block, CNC Parts for SBR16 16mm Linear Guide Rail - Image 3](https://m.media-amazon.com/images/I/310FtunRkWL.jpg) ![4Pcs SBR16UU Linear Rail Bearing Slide Block 16mm Aluminum Open Block, CNC Parts for SBR16 16mm Linear Guide Rail - Image 4](https://m.media-amazon.com/images/I/31wStMYipAL.jpg) ![4Pcs SBR16UU Linear Rail Bearing Slide Block 16mm Aluminum Open Block, CNC Parts for SBR16 16mm Linear Guide Rail - Image 5](https://m.media-amazon.com/images/I/31rpfTGX0KL.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.hr/products/540491989-4pcs-sbr16uu-linear-rail-bearing-slide-block-16mm-aluminum-open](https://www.desertcart.hr/products/540491989-4pcs-sbr16uu-linear-rail-bearing-slide-block-16mm-aluminum-open) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-10-01*