- SRAM Transmision power meter records accurate power readings to your head unit - Spider-based design uses a proprietary thread-on chainring mount system - Dual sided power measurement system calculates total watts - AXS enabled, compatible with the Flight Attendant system - T-Type Thread Mount chainrings sold separately - MagicZero automatically checks and recalibrates your power meter as you ride - Bluetooth low energy technology and ANT+ wireless data transfer - AxCad requires no cadence magnet - Power readings are accurate within +/-1.5%
