Double row different ball slewing bearing s axial and radial size are relatively large and solid in structure, so it is specially suitable for the medium diameter tower cranes, truck mounted cranes....
Jiangsu Right Slewing Ring Co., Ltd is located in .... the r& d, designing and producing precision slewing bearings. Our company is commitment to provide customers both at home and abroad with....
The single row four point contact ball slewing bearing is composed of two seat rings, which design in compact structure and light weight, steel ball contact with the circular raceway at four point, ....