ball screw,ballscrew

ballscrew 滚珠螺杆(滚珠丝杆)
400mm sfu1605 ball screw with bk12 bf12 supports and 6.
thk ball spline ball screw bns1015 bns1015a rotary nut ball
6g2 1120lc7y ball screw 2020
linear guide ball screw sfu4010 1000mm with single nut tpi brand