Application: SHIMANO series,RIRO,JIANKUN and other Cranks with 24MM Shaft.
Ceramic Bottom Bracket 68/73mm MTB Bike Threaded Bearing Hollowtech Bicycle BB
68/73mm Ceramic Bottom Bracket Threaded Bearing Hollowtech MTB Bike W/ 2 Spacer
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Prime PF30 Ceramic Bottom Bracket BB30
