When you need the most precise data for your training, opt for the SRAM Force AXS. This power meter spider uses a thread-mount design that’s light, stiff and accurate.

Features

Spider design uses a proprietary thread-on chainring mount system, which allows for reduced weight and increased stiffness without compromising the ability to swap rings
Dual-sided power measurement system is accurate to +/-1.5% even as weather conditions change
MagicZero automatically checks and recalibrates your power meter as you ride
Bluetooth low-energy technology and ANT+ wireless data transfer
Comes with user-replaceable CR2032 battery with 200 hrs. of battery life
No cadence magnet required
10K temperature compensation
IPX7 waterproof to 1 meter for 30 minutes
AXS-enabled for easy monitoring and firmware updates
Includes 8 bolts and thread back-up pin for chainring