CRANKSET SRAM RED E1 POWERMETER 172x50/37 DUB NoBB CARBON

Sram`s lightest, stiffest, and most accurate integrated power meter and chainring combo just got lighter with a new carbon crankarm construction - 29 grams lighter than previous generation
Power readings are accurate within +/-1.5% and aren???t affected by climate conditions during a ride
X-Range gearing technology gives you more range and a smoother gear progression, so you???re always in the right gear
Power meter is fully integrated into the chainring for lighter weight
50/37T, 48/35T and 46/33T chainring combos available
DUB bottom bracket adds durability and simplicity
Measures right and left leg power balance
Crisp and accurate front shifts