SRAM Rear Derailleur FORCE AXS E1 12-Speed Max 36T (Battery Not Included) Aluminum That means a DART does

That means a DART does not need to be trimmed after being inserted

The Shimano GRX 11-speed rear derailleur has an integrated chain stabilizer mechanism

The SLX-Deore components deliver dependable performance

Compatible with SRAM RED eTap

SRAM Rear Derailleur FORCE AXS E1 12-Speed Max 36T (Battery Not Included) Aluminum That means a DART doesAXS enabled for easy setup, personalization, and reliability Compatible with both 2x and 1x drivetrains Compatible with cassettes from 10 28T to 10 36T Larger X SYNC pulleys for increased efficiency Chain management technology keeps the drivetrain quiet and secure Speed (RD) 12 Cable pull ratio n a Cage (RD) n a Max tooth 36 Color (RD) Unicorn Black w Laser Foil Pulley bearings material Steel Cage material (RD) Carbon Drivetrain Configuration 2x RD