{"product_id":"sbr40uu-linear-rail-kit-features-two-40mm-open-alu","title":"SBR40UU Linear Rail Kit Features Two 40mm Open Aluminum Tracks At 940mm Length Plus Four Sliding Bearing Blocks With Nylon Bushings For Hella Smooth CNC Router Action And Beast Mode Builds That Run Solid","description":"\u003cdiv\u003e\n\u003cp\u003e2 Pack SBR40UU Linear Rail Kit With Four Slide Bearings Units\u003cbr\u003e✔️ Two 940mm carbon steel shafts paired with four nylon sliders\u003c\/p\u003e \u003cp\u003eThis 2 pack linear motion setup gives your CNC router or DIY milling machine precise, low friction movement along a fixed path. You can mount these open aluminum guides quickly to build custom gantry frames, laser engravers, or automated sliding systems that need steady travel under load.\u003c\/p\u003e ✅ 40 millimeter diameter hardened steel shafts run perfectly straight\u003cbr\u003e\n✅ Engineered plastic inner bushings prevent ball drop and resist dust\u003cbr\u003e\n✅ Oxidized aluminum outer housings stay cool during heavy machining runs\u003cbr\u003e\n✅ Complete kit ships with everything needed for fast bench assembly\u003cbr\u003e \u003cp\u003e💡 Why do seasoned hobbyists pick closed bearing runners over chain driven axes for heavy cut tasks?\u003cbr\u003e\u003cbr\u003eThat plastic sleeve design keeps metal shavings out while slashing daily maintenance calls.\u003cbr\u003e- Polished chrome coated tracks fight corrosion and handle constant throttle switching\u003cbr\u003e- Precision molded housings lock flat to your frame without wobbling during side loads\u003cbr\u003e- Dry lubricant built right into the bushings handles dry running better than grease\u003cbr\u003e- Standard center hole spacing lets you bolt old mounts away in minutes\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":67914151166187,"sku":"VXB0C557K6QW","price":2349.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61o2gVkczfL_7d238773-8ded-4909-9150-140f3fcf6c8e.jpg?v=1791515171","url":"https:\/\/vxbom.com\/products\/sbr40uu-linear-rail-kit-features-two-40mm-open-alu","provider":"VXB Bearings","version":"1.0","type":"link"}