{"product_id":"two-pack-4mm-by-100mm-linear-motion-rod-guide-shaf","title":"Two Pack 4mm By 100mm Linear Motion Rod Guide Shaft, Case Hardened Chrome Plated Steel, Ultra Smooth Precision Rail For 3D Printers And CNC Machines In DIY Setups","description":"\u003cdiv\u003eTwo-Pack 4mm x 100mm Linear Motion Guide Shaft\u003cbr\u003e\n✔️ 4 mm dia, 100 mm length, chrome plated #45 steel, 58-64 HRC \u003cp\u003eTwo-pack precision linear motion shafts are designed for smooth, accurate travel in DIY CNC builds, 3D printers, and robotics. They work with linear support blocks and enclosed sliders to form a reliable linear guide system.\u003c\/p\u003e ✅ 4 mm diameter shaft\u003cbr\u003e\n✅ 100 mm length\u003cbr\u003e\n✅ C45 carbon steel with chrome plating\u003cbr\u003e\n✅ Hardness 58-64 HRC\u003cbr\u003e\n✅ Straightness under 0.1\/1000 mm\u003cbr\u003e\n✅ Pack of 2 shafts for DIY setups\u003cbr\u003e \u003cp\u003e💡 What is a linear motion guide shaft used for? This handy component is the backbone of clean, precise linear motion in automation systems, 3D printers, and CNC work. - used with compatible bearings and sliders for straight travel\n- ideal for DIY hobbyists and light production setups\n- helps reduce wobble and wear with proper alignment\n- used in linear slide units and automation frameworks\u003c\/p\u003e \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48077096812779,"sku":"VXB0F32VVX9T","price":49.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51dyN9SCCzL.jpg?v=1775852651","url":"https:\/\/vxb.com\/products\/two-pack-4mm-by-100mm-linear-motion-rod-guide-shaf","provider":"VXB Bearings","version":"1.0","type":"link"}