Linear guide, ball screw manufacturer / supplier in China, offering High Precision and Bearing Steel Ser-Gd Linear Rail Linear Guide for CNC Machinery and Engraving Machine, Ball Screw Nut Housing Bearing Seat for CNC Machine - Aluminum Support Unit Compatible with Sfu/Dfu Series, DSG16h DSG1616 DSG20h DSG2020 Aluminum Ball Screw Nut Housing Nut Seat for CNC Ball Screw Sfu2505 Sfu2510 Sfe2525 and so on.