Description:
- • Ultegra/105 level Hollowtech II bottom bracket
- • Shimano, SM-BBR60, Hollowtech II Bottom Bracket, BSA, 68mm, 24mm, Grey, ISMBBR60B
- • Compatible with all road Hollowtech II cranks
Specs:
BB Bearing: Steel
BB Shell Thread: British
BB Shell Width: 68mm
Crank Spindle Diameter: 24mm
Interface: Hollowtech II
Primary Color: Black
BB Bearing: Steel
BB Shell Thread: Italian
BB Shell Width: 70mm
Crank Spindle Diameter: 24mm
Interface: Hollowtech II
Primary Color: Black