Description
Left hand crank Sram Rival D1 Dub Wide 175
The SRAM Rival 12V power sensor measures left-side power to calculate total additional watts over the traditional crank.
Makes it easy and affordable to upgrade to a power sensor
Elegant and lightweight integrated design
DUB-PWR unit built into the axle measures left leg power and calculates total watts
Proven reliability and accuracy from QUARQ
Long battery life to keep the power flowing all season long
Self-replaceable AAA battery
DUB bottom bracket offers simplicity and durability