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SM-BB52 Bottom Bracket
 
Shimano SM-BB52 Hollowtech II bottom bracket in the 68 / 73 mm version for cranksets with 24 mm integrated bearing axis.
 
 
Features:
Model: SM-BB52-B
BB-Type: HOLLOWTECH II
Use: MTB
Threaded: BSA
Threaded BB shell width: 68/73mm
Shell diameter: BSA (BC 1.37)
 
SKU: SM-BB52
 
***These are OEM Shimano Parts, Brand new, Never Installed on Bike, Never used in any way, just NOT in retail packaging.***