Linear guide, ball screw manufacturer / supplier in China, offering Dfu Series Stainless Steel Ball Screw - C7 Precision, Bk/Bf15 Nut, 100-4000mm for CNC/Industrial Automation, Sfu1204 Sfu2010 Stainless Steel Ball Screw - C7 Precision Ground, Single Ball Nut (BK/BF15) , 200-500mm for CNC Machine, Precision Ground 23mm 28mm Ser Linear Guide with Slider - Low Noise, High Rigidity - Perfect for High-Speed CNC Engraving & PCB Machines and so on.