{"product_id":"heavy-duty-16mm-x-300mm-linear-motion-rods-set-of","title":"Heavy Duty 16mm x 300mm Linear Motion Rods Set Of 2 Chrome Case Hardened Shafts For 3D Printers CNC Robotics And DIY Projects, 45# Carbon Steel Hardened To HRC55 To 62, Wear Resistant And Corrosion Resistant","description":"\u003cdiv\u003eHeavy-Duty 16mm x 300mm Linear Motion Rods for CNC - 2-Pack\u003cbr\u003e\n✔️ 16mm dia, 300mm long, 45# carbon steel, chrome plated  \u003cp\u003eThese heavy-duty linear shafts guide motion in CNC machines, 3D printers, robotics, and DIY projects. Chrome plating provides smooth, wear‑resistant performance in shop environments.\u003c\/p\u003e \u003cp\u003e✅ Material: 45# carbon steel hardened to HRC55-62\u003cbr\u003e✅ Finish: chrome plating 0.01mm; Ra0.05-0.08 for low friction\u003cbr\u003e✅ Tolerances: diameter -0.01 to -0.03mm; straightness ≤0.1\/1000mm\u003cbr\u003e✅ Size \u0026amp; pack: 16mm x 300mm; set of 2 shafts\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a heavy-duty linear rod used for in CNC and 3D printing projects?\nIt's handy for precise guidance of moving axes in demanding builds.\n- High stiffness and accuracy for reliable bearings and rails\n- Chrome surface reduces friction and wear in harsh environments\n- Works with standard linear bearings and rails for easy retrofits\n- 2-pack provides spare parts and parallel axis builds\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49147201356011,"sku":"VXB0F1TMYLZX","price":61.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/613YmwgjEcL_ff4dd4a9-9317-4e6f-aa37-25766adbe2f1.jpg?v=1785809906","url":"https:\/\/vxb.com\/products\/heavy-duty-16mm-x-300mm-linear-motion-rods-set-of","provider":"VXB Bearings","version":"1.0","type":"link"}