{"product_id":"mgn12-400mm-linear-rail-guide-with-mgn12h-black-st","title":"MGN12 400mm Linear Rail Guide With MGN12H Black Stainless Steel Carriage Block For Ender 3 CoreXY DIY 3D Printers Upgrades And CNC Machines Type H 400 mm High Precision Smooth Operation","description":"\u003cdiv\u003eMGN12 400mm Linear Rail Guide (Single Rail) with H Carriage \u003cbr\u003e\n✔️ 400 mm rail length (15.75 in) with MGN12H carriage \u003cp\u003eThis high precision linear rail guide provides smooth, controlled motion for X and Y axes in Ender 3, CoreXY, DIY 3D printers and light CNC machines. Built from heavy-duty bearing steel with nickel plating, it resists oxidation and keeps performance consistent. The system incorporates end stops at both ends to maintain alignment and minimize drift.\u003c\/p\u003e ✅ 400 mm rail length (15.75 in) with MGN12H carriage \u003cbr\u003e\n✅ Heavy-duty bearing steel delivers high stiffness and long life \u003cbr\u003e\n✅ Nickel plating protects against oxidation for durable finish \u003cbr\u003e\n✅ End-stop blocks at both ends improve precision and alignment \u003cbr\u003e\n✅ Rubber stoppers prevent the sliding block from dropping during handling \u003cbr\u003e\n✅ Compatible with Ender 3, CoreXY, DIY printers and small CNC setups \u003cbr\u003e \u003cp\u003e💡 What is a MGN12 linear rail used for in hobby CNC and 3D printers?\u003c\/p\u003e\n- This handy linear rail system provides precise straight-line motion for printers and small CNCs.\n- It helps reduce wobble, improve alignment, and boost print surface quality.\n- Great for Ender 3 upgrades, CoreXY builds, and DIY machine projects.\n- A sturdy rail with good mounting keeps motion smooth and reliable over time. \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48077395689707,"sku":"VXB0F531TN2C","price":88.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/31DYgReuygL.jpg?v=1775863701","url":"https:\/\/vxb.com\/products\/mgn12-400mm-linear-rail-guide-with-mgn12h-black-st","provider":"VXB Bearings","version":"1.0","type":"link"}