{"product_id":"two-pack-8mm-x-300mm-linear-motion-rods-shaft-guid","title":"Two-Pack 8mm x 300mm Linear Motion Rods Shaft Guides For CNC Machines And 3D Printers Chrome Plated Carbon Steel Precision Rods 5\/16 Inch x 11.81 Inch Durable Pro Grade With Smooth Glide","description":"\u003cdiv\u003eTwo Pack 8mm Linear Shafts for CNC Machines and 3D Printers\u003cbr\u003e\n✔️ 8mm diameter 300mm length chrome plated carbon steel two pack \u003cp\u003eThese linear motion rods act as shaft guides in machines that need smooth straight travel.\u003c\/p\u003e ✅ Diameter measures 8mm or 5\/16 inch with tolerance from 7.97mm to 7.995mm\u003cbr\u003e\n✅ Length reaches 300mm or 11.81 inch with tolerance plus or minus 0.5mm\u003cbr\u003e\n✅ Carbon steel body with 10 to 20um chrome plating resists rust and adds hardness\u003cbr\u003e\n✅ Chamfered ends make bearing installs easier without sharp edges\u003cbr\u003e \u003cp\u003e💡 What is a linear motion rod used for?\nLinear motion rods guide moving parts along a straight path in many machines. - Builders rely on them in 3D printers to keep print heads on track.\n- Shops use them in CNC setups for precise tool movement.\n- Factories install them in automation gear that needs repeatable slides.\n- They fit handy in engraving machines where smooth glide matters most.\u003c\/p\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49147079295211,"sku":"VXB0BNLDZ6Y5","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/515S_dlYRL.jpg?v=1785809783","url":"https:\/\/vxb.com\/products\/two-pack-8mm-x-300mm-linear-motion-rods-shaft-guid","provider":"VXB Bearings","version":"1.0","type":"link"}