Shimano SM-BB72-41B Ultegra Bottom Bracket Pole Accessories the Tor lets you quickly

the Tor lets you quickly dial in your fit and comfort

This tumbler ensures that you always have crisp

Tested to the limit:

easy to maintain

Shimano SM-BB72-41B Ultegra Bottom Bracket Pole Accessories the Tor lets you quicklySHIMANO ULTEGRA Bottom Bracket Press Fit HOLLOWTECH II 86. 5 mm shell widthWith reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life. FEATURES:Optimum power transferLightweight maintains efficiencyDURA ACE proven 4 arm design: Same stiffness and lighter weight14 g lighter weight and half the friction of the SM BB6700, while maintaining the same durabilityVariety choice of gearing: 53 39T 52 36T 50 34T 46