SRAM Rival AXS Power Meter Crankset - 165mm 12-Speed 46/33t 8-Bolt Direct Mount DUB PM Spindle BLK E1 ModelNumber=K9989 Sizes 38T and 42T are

Sizes 38T and 42T are non-aero

model base spindle interface 24mm shell PF30 shell ID 46mm width 68/73mm color purple

Core: NOMEX

0mm color black

SRAM Rival AXS Power Meter Crankset - 165mm 12-Speed 46/33t 8-Bolt Direct Mount DUB PM Spindle BLK E1 ModelNumber=K9989 Sizes 38T and 42T areSRAM Rival AXS Power Meter Crankset 165mm 12 Speed 46 33t 8 Bolt Direct Mount DUB PM Spindle Carbon E1. SRAMs most advanced aluminum cranks meet their most accessible power measurement. Get the data you need to progress integrated into a light stiff and strong crankset that features our X Range shifting. Spindle based power meter unit measures left side power to calculate total watts Long battery life (400+ hours) to power a season of rides (User