{"product_id":"pro-grade-6mm-x-300mm-chrome-plated-linear-motion","title":"Pro Grade 6mm x 300mm Chrome Plated Linear Motion Shaft Rods, 2 Pcs, Smooth Guide Rail for 3D Printer CNC DIY Projects, Case Hardened, Chrome Finish, Metric H8 Tolerance, 11.81 Inch Length","description":"\u003cdiv\u003eTwo-Pack Chrome Plated 6mm x 300mm Linear Shafts for CNC\u003cbr\u003e\n✔️ Chrome plated 6mm dia, 300mm long, H8 tolerance, 58-64 HRC \u003cp\u003eThese chrome plated linear shaft rods measure 6 mm in diameter and 300 mm long, sold as a 2-piece pack. Ideal for CNC machines, 3D printers, and automated equipment, they feature a case-hardened steel core and a chromium plating that resists wear and corrosion. Chamfered ends simplify installation and protect fingers during assembly. Made from high-quality carbon steel (C45) with 58-64 HRC hardness, chrome thickness 15-20 μm, surface roughness Ra 0.8, and straightness under 5 μm\/100 mm. Custom lengths and end processing options are available on request.\u003c\/p\u003e \u003cp\u003e✅ 6 mm diameter chrome plated steel shaft \u003cbr\u003e\n✅ Length 300 mm (11.81 in); two pieces included \u003cbr\u003e\n✅ Case hardened steel with 58-64 HRC hardness and 15-20 μm chrome \u003cbr\u003e\n✅ Chamfered ends for easy installation and finger protection \u003cbr\u003e\n✅ Tolerance H8; straightness under 5 μm\/100 mm; Ra 0.8 \u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a handy long-tail question about 6mm x 300mm chrome linear shaft rods? These shafts are handy guides in motion systems that require precise straight-line movement. \u003cbr\u003e - used in CNC machines for linear guidance and smooth operation \u003cbr\u003e - ideal for 3D printers axis movement and automated equipment \u003cbr\u003e - pairs with standard linear bearings to reduce friction and wear \u003cbr\u003e - customization options for length and end processing available\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48077122732267,"sku":"VXB0BB213JSH","price":49.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51DgzVeFqUL.jpg?v=1775853255","url":"https:\/\/vxb.com\/products\/pro-grade-6mm-x-300mm-chrome-plated-linear-motion","provider":"VXB Bearings","version":"1.0","type":"link"}