{"product_id":"sbr20-linear-rail-kit-2000mm-4-blocks","title":"SBR20 Linear Rail Kit with 2pcs 2000mm Rails \u0026 4pcs SBR20UU Square Blocks, 20mm Supported Linear Guide System Made from Bearing Steel \u0026 Aluminum for CNC Routers, Automated Machines \u0026 DIY Projects","description":"\u003cp\u003e20mm SBR Linear Rail Kit with Supported Rails for CNC and Automation\u003cbr\u003e✔️ SBR20 Linear Slide System with 2000mm Rails and 4 Bearing Blocks\u003c\/p\u003e\n\u003cp\u003eThis supported linear rail kit is built for automated machines, DIY CNC routers, and large motion systems that need stable travel over long distances. The setup combines hardened steel rails with aluminum support and precision square bearing blocks, making it a handy choice for smooth motion and solid positioning. Pack size includes two rails and four matching bearing blocks.\u003c\/p\u003e\n\u003cp\u003e✅ Pack size: 2 linear rails and 4 square bearing blocks\u003cbr\u003e✅ Rail type: SBR20 supported linear rail system\u003cbr\u003e✅ Rail diameter: 20mm 0.79 inch\u003cbr\u003e✅ Rail length: 2000mm 78.7 inch\u003cbr\u003e✅ Bearing blocks: SBR20UU square type linear blocks\u003cbr\u003e✅ Material: bearing steel rail with aluminum alloy support base\u003cbr\u003e✅ Surface finish: chrome plated for corrosion and wear resistance\u003cbr\u003e✅ Smooth travel with low operating noise\u003cbr\u003e✅ Adjustable bearing block preload for accurate alignment\u003cbr\u003e✅ Includes M6 mounting screws for installation\u003cbr\u003e✅ Suitable for CNC routers, lathes, machine tools, robots, and automation frames\u003c\/p\u003e\n\u003cp\u003eDimensions\u003cbr\u003eRail Diameter 20mm 0.79 inch\u003cbr\u003eRail Length 2000mm 78.7 inch\u003c\/p\u003e\n\u003cp\u003eIncluded Components\u003cbr\u003eLinear Rails 2 pcs\u003cbr\u003eBearing Blocks 4 pcs\u003c\/p\u003e\n\u003cp\u003e💡 What are supported SBR linear rails used for in long travel CNC and automation systems?\u003cbr\u003eSupported linear rail systems are designed to handle long spans while keeping motion stable and accurate.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAluminum supported rails reduce shaft deflection and maintain straight travel over long distances\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSquare linear bearing blocks provide smooth motion and consistent positioning under load\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSBR linear rail kits are widely used in CNC routers, automation equipment, and industrial motion setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis linear rail kit is a solid pick when you need long travel capability, steady movement, and reliable performance for larger CNC or automated machine builds.\u003c\/p\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":47341316243691,"sku":"VXB08B1BGVFR","price":149.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/sbr20-linear-rail-kit-2000mm-square-blocks.jpg?v=1770447565","url":"https:\/\/vxb.com\/products\/sbr20-linear-rail-kit-2000mm-4-blocks","provider":"VXB Bearings","version":"1.0","type":"link"}