Road racing. CX. Gravel. Coffee rides. This derailleur truly does it all and looks good doing it. The single cage length 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 you’re hitting is a pothole or a root. And the graphics pop just the right amount, to remind you that you have the coolest fully wireless drivetrain out there. Please note - Battery is NOT included FEATURES Orbit chain management technology keeps the drivetrain quiet and secure Compatible with both 1x and 2x drivetrains SRAM AXS enabled, allowing easy personalization 36T-max derailleur is compatible with cassettes with big cogs from 28T to 36T SPECIFICATIONS Speed (RD): 12s Max tooth: 36 Color (RD): Iridescent Pulley bearings material: Steel Cage material (RD): Aluminium