quarq powermeter kit dm red axs d1 powermeter including chainring

Sram things to rememberaxs™ enabled for easy monitoring and firmware upgradesx-range™ gearing technology gives you more range and a smoother gear progression, so you’re always in the right gearintegrated power measurementpower meter is fully integrated into the chainring set for lighter weightpower readings are accurate within +/-1.5% and aren’t affected by climate conditions during a ridepower balance measures left and right legs separatelyimproved front shifting performance for crisp and accurate front shiftsunique chainring shape results in a lighter weight, stiffer, more durable cranksetintegrated chainring design significantly reduces weight8-bolt direct mount compatibility only to new red® and force etap axs™ cranks. Not reverse compatible with prior 8-bolt cranksSpecificationsspeeds:12crank arm length:n/abb compatibility:n/achainring size:46/33, 48/35, 50/37bolt circle diameter (bcd):direct mount (dm)chainline:n/abb spindle interface:n/achainring material:aluminumguard:n/acrank arm material:n/acolor (crank arm):n/apower meter type:ant usb