The SRAM RED eTap rear derailleur wirelessly executes shifts the instant you demand. It's easy to set up, clean in appearance and delightfully uncomplicated. Mechanical necessities such as a carbon pulley cage, ceramic pulley bearings, and anodized alloy artfully blend with proprietary electronic advancements to deliver a shifting wonder.SRAM eTap shift logic and wireless operation. 2x and 1x compatible. Orbit chain management technology keeps drivetrain quiet and secure. Larger X-SYNC pulleys and ceramic bearings for increased durability and efficiency. Fits all 11-speed SRAM road cassettes up to 11-32t. Battery sold separately. Item Specifications: Rear Derailleur Mount Type, 10x1 Standard, Drivetrain Speeds, 11, Cage Length, Short, Largest Cog, 32, Color, Black, Rear Der/Shifter.
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