NEW SRAM RED eTap AXS Rear Derailleur - 12-Speed, Medium Cage, 36t Max, Black, D1 type_wheels-wheelsets Straight-pull hub and spokes are

Straight-pull hub and spokes are radial laced

but narrow enough that your 2

including TrainingPeaks® and TrainerRoad

Fits Brand: IronHorse

Operates with Shimano Di2 for digital electronic shifting

NEW SRAM RED eTap AXS Rear Derailleur - 12-Speed, Medium Cage, 36t Max, Black, D1 type_wheels-wheelsets Straight-pull hub and spokes areThe SRAM RED eTap AXS rear derailleur is AXS enabled for easy personalization and designed for both 1x and 2x systems. Orbit advanced chain management technology keeps it silent and secure no matter the terrain. Component upgrades include faster pulleys, bearings, motors and signals, to improve speed in every way. Battery sold separately SRAM AXS enabled for easy personalization Orbit chain management technology keeps drivetrain quiet and secure