{"product_id":"durable-300mm-linear-guide-rail-kit-with-four-bear","title":"Durable 300mm Linear Guide Rail Kit With Four Bearing Blocks For CNC Routers Lathes 3D Printers And DIY Auto Machines Pro Grade Anti Rust High Precision Smooth Sliding Easy Assembly","description":"\u003cdiv\u003eDurable 300mm (11.81in) Linear Guide Rail Kit with 4 Blocks\u003cbr\u003e\n✔️ High-precision HGR20 rail with 4 HGH20CA blocks, anti-rust  \u003cp\u003eThis is a precision linear guide rail kit designed for smooth, accurate motion in CNC routers, lathes, 3D printers, and other DIY auto machines. It supports stable, repeatable linear travel and easy assembly.\u003c\/p\u003e \u003cp\u003e✅ 2 x HGR20 rails (100mm to 1000mm) lengths for flexible setup\u003cbr\u003e✅ 4 x HGH20CA bearing blocks for smooth, low-friction sliding\u003cbr\u003e✅ Premium high-carbon steel with quenching and tempering for long wear life\u003cbr\u003e✅ Goethe-style four-point contact design distributes load evenly and resists deflection\u003cbr\u003e✅ Pre-drilled mounting holes and 20 mm rail width simplify fast, accurate mounting\u003c\/p\u003e \u003cp\u003e💡 What is a linear guide rail kit used for in CNC and DIY projects? This handy setup provides precise, smooth motion for moving components. - Handy for CNC routers, lathes, 3D printers, and DIY auto projects requiring accurate travel\n- Features Goethe-style four-point contact for even load distribution and a self-aligning function\n- Built from high-carbon steel with quenching and tempering for durable wear resistance\n- Pre-drilled mounting holes and 20 mm rail width simplify quick setup\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49043214893291,"sku":"VXB0GSFKL94L","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71Ip-OdgQ_L_f0c16ba9-8454-4c3c-998a-0976fc22c859.jpg?v=1783863592","url":"https:\/\/vxb.com\/products\/durable-300mm-linear-guide-rail-kit-with-four-bear","provider":"VXB Bearings","version":"1.0","type":"link"}