{"product_id":"two-8mm-by-200mm-case-hardened-chrome-linear-rail","title":"Two 8mm By 200mm Case Hardened Chrome Linear Rail Shafts For 3D Printers CNC Machines And DIY Projects Pro Grade Durability High Hardness 55 60 HRC Chrome Plated Precision With Metric H8 Tolerance 2 Pack","description":"\u003cdiv\u003ePrecision 8mm Chrome Linear Shafts for 3D Printers and CNC Projects\u003cbr\u003e\n✔️ 2 Pack 8mm x 200mm Case Hardened H8 Tolerance 55-60 HRC \u003cp\u003eThese linear shafts work as guide rods that deliver smooth precise motion in automated equipment and custom builds.\u003c\/p\u003e ✅ Case hardened C45 steel with chrome plating for corrosion resistance\u003cbr\u003e\n✅ 55-60 HRC surface hardness supports high speed low noise operation\u003cbr\u003e\n✅ 8mm diameter H8 tolerance fits linear blocks and slide units\u003cbr\u003e\n✅ 200mm length suits compact CNC 3D printer and engraving setups\u003cbr\u003e \u003cp\u003e💡 What is a linear shaft used for in machinery applications?\nLinear shafts guide moving parts along a straight path in many types of equipment.\n- They reduce friction in high precision builds like CNC routers\n- They support consistent speed without wobble during repeated cycles\n- They pair with bearing blocks for reliable DIY automation projects\u003c\/p\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49043363430635,"sku":"VXB08CB3RJV8","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61uWV0OdftL_55cbbd6e-8644-4bd0-a3d4-6454c85d65d1.jpg?v=1783872288","url":"https:\/\/vxb.com\/products\/two-8mm-by-200mm-case-hardened-chrome-linear-rail","provider":"VXB Bearings","version":"1.0","type":"link"}