Bottom Bracket Type: BSA Threaded. Minimal bearing interface gives superbly smooth rolling performance. Colour Black.
Shimano Ultegra HollowTech II Bottom Bracket - BB-R60 - 70mm Italian
Shimano Ultegra HollowTech II Bottom Bracket - BB-R60 - 68mm English
68/73mm Threaded MTB Road Bike BB Fit Shimano IXF Hollowtech II Bottom Bracket
Shimano - FCM580 Security Plate for Shimano Hollowtech II left hand crank arms.
Shimano Saint M810 Bottom Bracket HollowTech II 68/73mm
Shimano BB-MT801 XT HollowTech II Bottom Bracket - 68/73mm
