{"product_id":"heavy-duty-4x-2800mm-linear-rails-with-8-sbr50uu-b","title":"Heavy Duty 4X 2800mm Linear Rails With 8 SBR50UU Blocks For CNC Router And 3D Printer 50mm Guide Rails Kit Optional SBR50LUU Block Upgrade Smooth Precision Motion","description":"\u003cdiv\u003eHeavy Duty 4x 2800mm Linear Rails with 8 SBR50UU Blocks\u003cbr\u003e\n✔️ 4x 2800mm rails (110.24in) with 8 SBR50UU blocks included \u003cp\u003eThis heavy-duty linear rail kit is built for precise, high-load motion in CNC routers and 3D printers. It delivers smooth travel and repeatable alignment for reliable automation projects.\u003c\/p\u003e \u003cp\u003e✅ Rail shafts: 2800mm long (110.24in), 50mm diameter (1.97in)\u003cbr\u003e✅ Includes 8 SBR50UU slider blocks; upgrade to SBR50LUU available on request\u003cbr\u003e✅ Load capacity: up to 859 lbs per block, 6870 lbs total for 8 blocks\u003cbr\u003e✅ Material and coating: carbon steel shafts with chromium coating; anti-rust treated\u003cbr\u003e✅ Customization: end stops and adjustable handle; 3-month warranty\u003cbr\u003e✅ Color: SBR50-UU\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a heavy-duty linear rail kit used for in CNC routers and 3D printers? This handy system provides precise, smooth motion and heavy-load support for demanding projects.\u003cbr\u003e- Handy for precise motion control in CNC routing and 3D printing\u003cbr\u003e- Great for reducing friction and noise in automated setups\u003cbr\u003e- Supports 50mm guide rails and SBR50UU blocks for stable travel\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48269029802219,"sku":"VXB0D7BRRN9B","price":18554.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/614LIekdqAL_6ef36a41-2a88-4b90-9ce0-65b61101480e.jpg?v=1778760492","url":"https:\/\/vxb.com\/products\/heavy-duty-4x-2800mm-linear-rails-with-8-sbr50uu-b","provider":"VXB Bearings","version":"1.0","type":"link"}