Shimano SM-BBR60 Bottom Bracket - English 68mm No gender Pro quality

Pro quality

will not crack in the extreme cold

Impulse Technology

get a readiness score based on your sleep quality

And to complete the look

Shimano SM-BBR60 Bottom Bracket - English 68mm No gender Pro qualityAll bottom brackets are not created equal. That's why Shimano bottom brackets outlast almost all others. Superior sealing, ultra tight manufacturing tolerances and quality bearings combine to make a bottom bracket that rolls freely and never develops play. Bottom bracket cups for Shimano Ultegra FC 6800 Hollowtech II cranksets. Specs: Actual weight 76 grams Compatible with all Shimano Hollowtech II road cranks Advanced sealing technology reduces