Linear motion bushing consists of linear motion ball bearing, rail shaft, ball bearing supporting unit, shaft supporting unit and etc. It can be classified into close type and open type from the configuration. The close type has two kinds: Clearance-adjustable and clearance-nonadjustable; And the open type can be clearance-adjustable. Model: GTB/GTBt close type Size: 13, 16, 20, 25, 30, 35, 38, 40, 50, 60, 80
