X0 Eagle AXS Transmission Power Meter Crankset provides riders with accurate, live power data delivery housed in our most advanced aluminum crankset. “DUB-PWR” elegantly houses Quarq’s reliable and accurate power measurement inside the DUB crank spindle itself. Measuring left-side power to calculate total watts, it’s subtle, lightweight, compatible with any chainring setup, and boasts unbeatable battery life. It is also compatible with the Flight Attendant system, allowing for total connectivity between all AXS enabled components. NOTE: The spindle for this crank is DUB Wide - only available in this configuration. Compatible with Flight Attendant Unique, groundbreaking design integrated with the lightest aluminum crankset on the market. +/- 3% accuracy Long battery life (400+hours) User replaceable AAA lithium battery Waterproof (IPX7 waterproof to 1 meter for 30 minutes) Can be run with chainring bash guards SRAM Model ID: FC-X0-P-D1 Attributes BB Inclusion No BCD Direct Mount Chainline 55mm Connectivity ANT+, BT LE Crank Spindle Diameter 28.99mm Crankset Material Aluminum Drivetrain Spacing Boost Interface DUB Wide Pedals Thread 9/16'' Primary Color Black Speed 12 Teeth 32