Structure: Deep Groove ,Type: Ball ,Brand Name: BOOS ,Bore Size: 19.56 mm ,Outside Diameter: 4.763 mm ,Model Number: W1 or W1X
Precision Rating: P6 ,Seals Type: ZZ or 2RS ,Number of Row: Double Row ,Place of Origin: Zhejiang, China (Mainland) ,high: 7.87m
cw: 2.2KN ,weight: 11g ,type: 3278