... RSR - W type increased effectively the number of steel ball, widened LM orbit range and improve the resisting moment rigidity ... lm LiXiangXi king your respectful name lm orbit will take off "(3 ball, extraction. (HSR, 10, 12 inches except). For that ... bearing, stainless steel straight axis, linear optical axis, hollow shaft, ball screw, locking nut, machine tool accessories, CF bearing, pneumatic ...