Shimano DuraAce Track Innenlager BB-7710 - BSA Bullit ZIPP Service Course70 Ergo Drop

ZIPP Service Course70 Ergo Drop Bar - 31

SM-SH51 pedal cleats

offering you increased cornering grip

suitable for housing width 68mm/73mm

Color: turquoise

Shimano DuraAce Track Innenlager BB-7710 - BSA Bullit ZIPP Service Course70 Ergo DropShimano DuraAce Track bottom bracket BB 7710 BSA Dura Ace bottom bracket for FC 7710 track cranks. Octalink axle profile. With NJS certification. The large, hollow rolled 22mm axle of the bottom bracket saves weight. The multi tooth holder ensures a firmer and more durable fit. Less axis bending thanks to composite bearings with balls and needles. Aluminum bottom bracket adapter. For frames with BSA thread and a housing width of 68 mm. Despite their