{"product_id":"linear-motion-rods-2-pack-8mm-x-400mm-case-hardene","title":"Linear Motion Rods 2 Pack 8mm x 400mm Case Hardened Chrome Plated Guide Rods For 3D Printer CNC And DIY Projects With Ultra Smooth Surface Finish And Metric H8 Tolerance","description":"\u003cdiv\u003eDual 8mm x 400mm Chrome Linear Guide Rods, 2 Pack for CNC\u003cbr\u003e\n✔️ 2 pcs, 8mm dia x 400mm length, case-hardened chrome, HRC 57-62 \u003cp\u003eThese high-precision linear motion shafts are designed to guide moving parts with minimal resistance in CNC machines, 3D printers, and DIY rigs. They feature chrome-plated, mirror-polished surfaces for smooth travel and long life.\u003c\/p\u003e ✅ 8mm diameter, 400mm length, tolerance -0.005 to -0.03mm \u003cbr\u003e\n✅ Chrome plating 10-20um, hardness 57-62 HRC \u003cbr\u003e\n✅ Case-hardened steel for durability and corrosion resistance \u003cbr\u003e\n✅ Chamfered ends for easy bearing installation \u003cbr\u003e\n✅ Includes 2 shafts in a protective pack \u003cp\u003e💡 What is a linear motion rod used for in CNC machines and 3D printers?\u003c\/p\u003e\n\u003cp\u003eIt acts as a precise guide for moving parts, delivering smooth, straight travel.\u003c\/p\u003e\n- guiding carriages along X, Y, Z axes\n- reduces play and wear with hardened steel and chrome plating\n- compatible with standard 8mm bearings and blocks\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48077061128427,"sku":"VXB08JGD9F5P","price":49.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61_jnWFROKL.jpg?v=1775852611","url":"https:\/\/vxb.com\/products\/linear-motion-rods-2-pack-8mm-x-400mm-case-hardene","provider":"VXB Bearings","version":"1.0","type":"link"}