Features: 1) Bore size: 1 - 200mm 2) Model: 6700, 6800, 6900, 6000, 6200, 6300, 6400, 16000, 62200,62300,Inch Series (1600, R, R LS & RLM) 3) 'OPEN', 'Z, 'ZZ', 'RS', '2RS', are available for all sizes 4)high-speed rotation,low-friction torque,low vibration and low noise. Specification: 1)Material:Chrome Steel GCr15.HRC58-62. 2)Quality:SKF Standard,ABEC-1 3)Packing:Individual Box 4)Brand:Boschasia or Others 5)Color:Green or Yellow,Red,Black,Blue.......