4iiii Precision Pro Ride Ready Powermeter Dual Crankset | 170mm, Dura Ace R9100 15P Burn Time: 55+ hours

Burn Time: 55+ hours

finishing concrete base: natural concrete look

This shirt is made out from a hybrid blend of rayon and stretch

Multiple other compartments let you store any other essentials

decollete + upper back and shoulders if you experience back and shoulder blemishes

4iiii Precision Pro Ride Ready Powermeter Dual Crankset | 170mm, Dura Ace R9100 15P Burn Time: 55+ hours4iiii presents the next generation of crank arm based power meters, the Precision Ride Ready Dual Power Meter Dura Ace FC R9100. It still has the same + 1% claimed accuracy and is still one of the most affordable options for cyclists, but it now runs far longer than before per battery. It is smaller and more user friendly. The biggest functional change is the claimed battery life, which has climbed from a competitive 120 hours to a whopping 800 hours