DER SRAM RR RED AXS E1 12s 36T MAX MED CAGE BATTERY NOT INCLUDED SL/BK

Orbit chain management technology keeps the drivetrain quiet and secure

AXS enabled for easy setup, personalization, and reliability

Compatible with cassettes from 10-28T to 10-36T

Larger X-SYNC pulleys for increased efficiency

Compatible with both 1x and 2x drivetrains

Compatible with existing AXS batteries

16g lighter than previous generation