Ultegra BBR60 Hollowtech II English Bottom Bracket

Shimano Ultegra BB72, BBR60 Hollowtech II Bottom Brackets

FEATURES:

• Reduced size for light weight
• New seal construction for smoother rotation
• Requires TL-FC34 or included TL-FC24 adapter for installation & removal

SPECS:

• Spindle Interface Type: Shimano Hollowtech II
• BB Shell Width (mm): 68
• Bottom Bracket Shell ID: 1.37
• BB/Frame Interface: English
• Weight: 77