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