SRAM Red Threadmount Power Spider 850018999076 SRAM Yaw trimless cage technology

SRAM Yaw trimless cage technology optimized for use with X-Range chainrings

1 x Bluetooth Module

ULTIMATE OBSTACLE AVOIDANCE

making it capable of withstanding rain or water exposure

or other entryways

SRAM Red Threadmount Power Spider 850018999076 SRAM Yaw trimless cage technologyThread 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 Attributes BB Inclusion No BCD Thread Mount Chainline 47. 5mm