1pcs Bike Wheels Bottom Bracket Repair Bearings 6900-2RS/6901-2RS/6902-LBLU/6903-LBLU Bicycle Hub Bearing Accessories(6902-LBLU 15x28x7mm)

1pcs Bike Wheels Bottom Bracket Repair Bearings 6900-2RS/6901-2RS/6902-LBLU/6903-LBLU Bicycle Hub Bearing Accessories(6902-LBLU 15x28x7mm)

Item: 6900-2RS/6901-2RS/6902-LBLU/6903-LBLU Closures: 2RS Sealed Structure: Deep Groove Ball Bearing Material: Bearing Steel Bearing Grade: ABEC-3 The inner and outer rings of the bearing are made of bearing steel GCR15, and the balls are G10 grade.
The inner ring of the bearing has a grooved structure.
Grease is added inside the bearing and can be installed directly without adding additional grease.
The bearings are all double-sided sealant covered structures.
The bearing code suffix is ​​2RS/LLB. When installing, there is no need to distinguish between the front and back sides.
The bearing code suffix is ​​LBLU. When installed, the orange LU seal faces outward and the black LB seal faces inward.
The LU structure contact seal has a slightly larger friction torque; the LB structure non-contact seal has a small friction torque.