Shimano BBR60 Threaded Road Bottom Bracket

Shimano's Ultegra 6800 BBR60 Bottom Bracket was made with the same high level of precision that you've come to expect from the engineers at Shimano. The silky-smooth steel bearings, advanced sealing, and high manufacturing tolerances make the BBR60 the perfect bottom bracket choice.

• Cups: Aluminum
• Bearings: Steel
• Shell Type: External
• Shell Width: 68 mm
• Threading: English
• Weight: 77g