Vision 386 EVO Track crankset

The Vision Track crank is a revolution in track crank design with an ultra-stiff 30mm hollow axle, oversized solid forged aero arms optimized for rigidity, an aerodynamic solid dish spider and a deep-tooth 49T chainring. Aka "The Chicago Rotor". Specifications • 144mm bcd • length: 165mm, 170mm • forged 6061 AL arms w/ 49t 7075-T6 AL chainring • chain compatibility: 1/8" • Q-factor: 137mm • required bottom bracket: FSA 386 MegaEVO (sold separately) • color: black • weight: 785g (165mm)