- 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
                    
                
    0;
            | Account Number | Name | Address | 
|---|
            
