SRAM Force AXS Rear Derailleur - 12-Speed, 36t Max, (Battery Not Included), Carbon Cage, Black, E1 Default:Default courtesy of a ground-breaking all-aluminum

courtesy of a ground-breaking all-aluminum design with a perfectly balanced stiffness to weight ratio

Wheel Rear Trek Alex MD35/Deore XT 27

Ventilation: excellent ventilation through 11 air inlets and 6 air outlets

Front Derailleur: Shimano Dura-Ace Di2 FD R9250

Battery Part Hyena Range Extender Downtube Mount Cable

SRAM Force AXS Rear Derailleur - 12-Speed, 36t Max, (Battery Not Included), Carbon Cage, Black, E1 Default:Default courtesy of a ground-breaking all-aluminumLighter, faster and more capable than ever, the Force AXS 12 Speed rear derailleur does it all in style. Covering cassette ranges from 10 28t up to 10 36t, this wireless wonder has a new, lighter cage and a larger pulley wheel to increase drivetrain efficiency. One derailleur ready for 2x or 1x, the steepest climbs and descents, all while shedding 12g from previous generation Force. Key Features AXS enabled for easy setup, personalization, and