SRAM Quarq DZero AXS DUB Power Meter Spider - 110 BCD, 8-Bolt Crank Interface, 11 speed, Black, Spider only (Crank Arms/Chainrings not included)

Compatible Crankset - Must use Quarq DZero DUB crankset and SRAM DUB bottom bracket. Battery - CR2032, 200 hours ride time. Durability - IPX7 waterproof rating. OmniCal - swap chainrings without affecting accuracy. MagicZero - automatic calibration during the ride. Accurate - within +/- 1.5% measuring both legs. Wireless - BLE and ANT+. 10K TempComp - compensates for temperature changes during a ride. Firmware - use SRAM AXS mobile app. Compatible Chainrings - most 10-speed and 11-speed 5-bolt models. BB Spindle Interface: DUB BB Compatibility: All SRAM Road DUB BBs Speeds: 11 Bolt Circle Diameter (BCD): 110 BCD