Rival XPLR AXS E1 Power Meter Crankset Size:172.5mm Cage Length: SGS/LongMax Front Difference:

Cage Length: SGS/LongMax Front Difference: 10Mount: Direct attachment (conventional)/Direct mount compatibleMax Low Sprocket: 45Min Low Sprocket: 45Rear Speeds: 12Top Normal Spring Type: Shimano Shadow RD+

The “old idea” is that it is always faster to pump up your tires rock hard before a time trial or triathlon

and the convenience of 11 and 12-speed compatibility

low weight and easy adjustment along with minimal frontal area

infuses the 808 Firecrest with new features

Rival XPLR AXS E1 Power Meter Crankset Size:172.5mm Cage Length: SGS/LongMax Front Difference:We cut grams out of our aluminum crankarms, but didnt cut corners on power measurement. Our light and accurate spindle based power unit nestles into our striking redesigned arms to give you the data you need, and our newest direct mount chainrings are light and stiff while looking good. Spindle based unit measures left side power to calculate total watts Long battery life (400+ hours) to power a season of rides User replaceable AAA lithium battery DUB