The Deore SM-BB52 bottom bracket cups for Shimano cranksets with integrated axle offers better sealing performance than the precursor version SM-BB51.
The seal design provides smooth rotation and longer durability.Â
For example compatible with:Â
FC-T551
FC-T611
FC-M552
FC-M590
FC-M610
FC-M612
FC-M615
FC-M622
FC-M625
FC-M640
FC-M645
Specifications
Material: Aluminium, Steel
Weight: approx. 88g
BSA/ITA: BSA (1,37 x 24)
Bottom bracket spindle profile: integrated axle
Case width: 68mmm, 73mm






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