Pack of 10 units of hub and bottom bracket bearings CB-065 6000 2RS 10x26x8 - Model CB-065 - Size:10x26x8 - Outer and inner CrMO ring - Balls:CrMO (HRC 61-66) - Cage:Steel - Sealing:2RS rubber (light contact) - Fat:Fat:MULTEMP SRL (kyodo Yushi) - Tolerance:ABEC-3