{"product_id":"20mm-ball-screw-sfs2005-840mm-long-high-speed-sile","title":"20mm Ball Screw SFS2005 840mm Long High Speed Silent Anti Backlash Linear Motion With Standard End Machining BK15 BF15 Bearing Ends And Flexible Coupler","description":"\u003cdiv\u003eSFS2005 840mm Ball Screw Kit with End Supports\u003cbr\u003e\n✔️ Set includes 840mm screw, nut, BK15\/BF15 ends, 8mm coupler \u003cp\u003eThis 20 mm diameter ball screw kit delivers smooth, high-speed linear motion with zero-backlash nut. It ships with standard end machining plus BK15 and BF15 bearing ends and a flexible coupler, perfect for CNC, robotics, and precision automation.\u003c\/p\u003e \u003cp\u003e✅ Diameter: 20 mm (0.79 in); Lead: 5 mm (0.20 in); Length: 840 mm (33.07 in) \u003cbr\u003e✅ Precision: C7 grade; Material: GCr15 steel \u003cbr\u003e✅ Zero-backlash nut for precise positioning \u003cbr\u003e✅ Standard end machining with BK15\/BF15 bearing ends \u003cbr\u003e✅ Dust prevention and lubrication for quiet operation \u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a ball screw kit used for in precision linear motion systems?\u003c\/p\u003e\nThis handy component converts rotary drive into precise axial movement with low friction.\n- Improves positioning accuracy and repeatability in CNC machines\u003cbr\u003e\n- Reduces wear and maintenance by rolling thread design\u003cbr\u003e\n- Enables smooth, quiet operation at high speeds\u003cbr\u003e\n- Compatible with standard end machining and BK15\/BF15 bearing ends\u003cbr\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48156338749675,"sku":"VXB0BMLJBYS8","price":484.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/718mLEI_DjL_8c7f1956-d0b9-485f-b7bf-071ed9aad61b.jpg?v=1777377044","url":"https:\/\/vxb.com\/products\/20mm-ball-screw-sfs2005-840mm-long-high-speed-sile","provider":"VXB Bearings","version":"1.0","type":"link"}