NEW SRAM Force AXS eTap Rear Derailleur - 12-Speed Medium Cage 36t Max (Battery Not Included) Iridescent Gray D2 chain_7speed 2" tall and the 29"

2" tall and the 29" size is 15

and separates bikes on different levels

whether that's under climbing load

Shimano Hub

Two steady modes

NEW SRAM Force AXS eTap Rear Derailleur - 12-Speed Medium Cage 36t Max (Battery Not Included) Iridescent Gray D2 chain_7speed 2" tall and the 29"The SRAM Force AXS rear derailleur features a single cage length that works with any cassette size from 10 28T to 10 36T, in 1x or 2x configurations. Shifts are fast and precise, and the Orbit fluid damper keeps the chain in control, whether the obstacle youre hitting is a pothole or a root. Wireless and proven eTap shift logic, AXS connectivity and advanced chain management mean this derailleur does exactly what you want when you need it. Orbit chain