Shimano SM-BBR60 Ultegra 68mm English BB Grey

With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life.

Product notes:

• SHIMANO ULTEGRA: Threaded Bottom Bracket 68/70 mm shell width
• SHIMANO Bottom Bracket:  Threaded - HOLLOWTECH II - 68/70 mm shell width