Shimano Ultegra BB72-41B Press-Fit Bottom Bracket. Shimano Ultegra BB72 BBR60 Hollowtech II Bottom Brackets TECH SPECSBottom Bracket Shell I.D. 41BB/Frame Interface BB86BB Shell Width (mm) 86Weight 69Spindle Interface Type Shimano Hollowtech IIDefined Colo
Shimano Ultegra BB72-41B Press-Fit Bottom Bracket. Shimano Ultegra BB72 BBR60 Hollowtech II Bottom Brackets
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