RED eTap AXS Front DerailleurElegant and streamlined form for more rear-tire clearanceSRAM Yaw trimless cage technology with an optimized cage profile for new SRAM RED front chainring combinationsAXS enabled for easy personalizationBattery sold separatelyCompatible with existing eTap batteriesItem SpecificationsDerailleur Capacity13Double or TripleDoubleDrivetrain Speeds12Front Der/Shifter CompatibilitySRAM eTap AXSFront Derailleur Cable PullElectronicFront Derailleur ClampBraze-onFront Derailleur StyleTraditionalMax Ring (teeth)50