{"product_id":"mgn12h-300mm-linear-rail-guide-set-two-rails-8mm-f","title":"MGN12H 300mm Linear Rail Guide Set Two Rails 8mm For Upgrading 3D Printers And CNC Machines Pro Grade Heavy Duty Bearing Steel High Precision Smooth Operation Low Noise","description":"\u003cdiv\u003eHeavy-Duty MGN12H 300mm Linear Rail Guide Set - 2-Pack\n✔️ Includes 2x 300mm MGN12H linear rails, heavy-duty steel \u003cp\u003eTwo-rail kit upgrades 3D printers and CNC machines with precise, smooth motion. Each rail is built from heavy-duty bearing steel for durability and high stiffness, delivering accurate travel and low noise. Mounting is compatible with M3 fixings for 20-series EU aluminum profiles to ensure solid assembly.\u003c\/p\u003e ✅ Two 300mm rails per kit \u003cbr\u003e\n✅ Heavy-duty bearing steel for durability and high stiffness \u003cbr\u003e\n✅ Fully oiled and individually packed for clean install \u003cbr\u003e\n✅ Smooth operation with low noise for CNC and 3D printers \u003cbr\u003e\n✅ Mounting requires M3 nuts and screws for 20-series EU profiles \u003cbr\u003e \u003cp\u003e💡 What is a linear rail guide used for in precision machines? A handy component that keeps shafts aligned and ensures smooth, repeatable motion in CNC, 3D printers, and automation frames.\u003cbr\u003e✅ Supports precise linear movement and reduces friction\u003cbr\u003e✅ Improves repeatability and lifecycle of motion systems\u003cbr\u003e✅ Works with aluminum extrusion framing and compatible mounting hardware\u003cbr\u003e✅ Ideal for upgrades to improve reliability and performance\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48077147472107,"sku":"VXB0B932HZMF","price":88.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51GmUQuI50L.jpg?v=1775854501","url":"https:\/\/vxb.com\/products\/mgn12h-300mm-linear-rail-guide-set-two-rails-8mm-f","provider":"VXB Bearings","version":"1.0","type":"link"}