RED/Force AXS Power Meter Spider - 107 BCD, 8-Bolt Crank Interface, 1x/2x, Black, D1

The SRAM AXS Power Meter Spider can be used to upgrade your SRAM AXS crankset to a power meter.

• AXS enabled for easy monitoring and firmware upgrades
• Power-upgrade compatible with the following RED and Force eTap AXS cranksets: RED 1x: 36T-46T, Force 1x: 36T-46T, Force 2x: 33/46, 35/48
• Bluetooth Low Energy and ANT+ compatible
• Power readings are accurate within +/-1.5% and aren’t affected by climate conditions during a ride
• Power balance measures left and right legs separately
• Uses a common CR2032 battery that last for 200 riding hours and changes without tools