SRAM X0 Left Arm with Power Meter Spindle, 170mm, Black Hub Parts & Accessories Models in parenthesis indicate stock

Models in parenthesis indicate stock application

SX7322 RM0429

FK6148 140821-02-29

Manufacturer Part Number: 803-01-725

SRAM X0 Left Arm with Power Meter Spindle, 170mm, Black Hub Parts & Accessories Models in parenthesis indicate stockProvides riders with accurate, live power data delivery housed in SRAM's most advanced aluminum crankset Utilizes what is called DUB PWR, a unique design that elegantly houses Quarqs reliable and accurate power measurement inside the DUB crank spindle itself Measuring left side power to calculate total watts, its subtle, lightweight, compatible with any chainring setup, and boasts unbeatable battery life It is also compatible with the Flight Attendant