Product 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
