Shimano Dura-Ace BB-7710 68x109.5mm Threaded Track Bottom Bracket TS-MRXC-A1 8053845264146

8053845264146

while the low bottom bracket and slack head angle ensure stability on rough terrain

Hope R22 Spiderless Chainring SR3 - 32 Teeth Silver

or opt for an adapter plate such as MIK – note that both the DBS system and the adapter plate need to be procured separately

Hope R22 Spiderless Chainring - 30 Teeth Silver

Shimano Dura-Ace BB-7710 68x109.5mm Threaded Track Bottom Bracket TS-MRXC-A1 8053845264146Designed specifically for use on the track, the Dura Ace 7710 series bottom bracket takes Shimano's engineering expertise to the velodrome. Using Shimano's Octalink splined interface to maximise power transfer, the BB 7710 is optimised for use with Shimano's Dura Ace track series components.. Dura Ace Track 7710 Series . Track cycling specific design . 8 splined Octalink interface . Threaded bottom bracket . Size: 68x109. 5mm . Weight: 245g (approx.)