Shimano Ultegra BBR60 Hollowtech II English Bottom Bracket

Shimano Ultegra BB72, BBR60 Hollowtech II Bottom Brackets

• Reduced size for light weight
• New seal construction for smoother rotation
• Requires TL-FC37 bottom bracket tool for installation (Sold Separately)

• Spindle Interface Type: Shimano Hollowtech II
• BB Shell Width (mm): 68
• Bottom Bracket Shell I.D.: 1.37
• Defined Color: Black
• BB/Frame Interface: English
• Weight: 77