Crankset Power Meter Sram Red D1 AXS QuarQ Dub 40t Black

Crank length: 165mm, 167.5mm, 170mm, 172.5mm, 175mm, 177.5mm.With 40-Tooth Aero chainring.Compatible with all Sram DUB road bottom brackets.Measurement accuracy of /- 1.5%. The Power Balance measures the left and right leg sefortely.BCD: 107, direct mounti