SRAM, Red Threadmount Power Spider, Power Meter Crankset, BCD: Thread Mount, Black

Description

* Thread mount design is light, stiff and accurate, and available in 38T-46T* User replaceable CR2032 battery with 200-hour battery life* Bluetooth low energy technology and ANT+ wireless data transfer* MagicZero automatically checks and recalibrates your power meter as you ride* No cadence magnet required* AXS™ enabled for easy monitoring and firmware upgrades* SRAM Model ID: PM-AXS-SPDR-E1