SRAM Rival AXS Left Crank Arm Power Meter Spindle Assembly - 172.5mm 12/13-Speed DUB PM Spindle BLK E1 CheckoutSpec= 700x45C built-in wheels and a retractable

built-in wheels and a retractable handle make for smooth travel

even at low temperatures with the Michelin Magi-X compound

– Biodegradable Skiwax Spray

} Incredibly compact and lightweight high-volume bike hand pump featuring impressive pumping efficiency

Rings 50Number of Chainrings Chain Retaining SingleDrivetrain Speeds 12Chainring BCD Direct Mount SRAM 8-BoltChainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor CarbonCrank Length (mm) 170Crank Intended Use RoadBB Included NoPedal Spindle 9/16"Spindle Interface Type SRAM DUBDefined Color Carbon

SRAM Rival AXS Left Crank Arm Power Meter Spindle Assembly - 172.5mm 12/13-Speed DUB PM Spindle BLK E1 CheckoutSpec= 700x45C built-in wheels and a retractableSRAM Rival AXS Left Crank Arm and Power Meter Spindle Assembly 172. 5mm 12 13 Speed DUB PM Spindle Carbon E1. The Rival AXS left crank arm features a power meter entirely contained in the DUB spindle unit for effortless integration with any bike. Just install pair and ride. Rival AXS wide aluminum left crank arm with power meter spindle Spindle based power meter unit measures left side power to calculate total watts Long battery life to power a season