The SRAM RED AXS drivetrain system for road bikes with 2x12 speeds includes:

• AXS HRD Shifter-Brake Levers: Designed for improved ergonomics with better power transfer from all handlebar positions.
• Rear Derailleur: Lightweight and efficient with adjustable settings via the SRAM AXS app.
• Front Derailleur: Quick and precise shifting in all conditions, compatible with all SRAM X-Range 2x chains.
• Power Meter Tool: Built-in power calculator for accurate measurement and training enhancement.
• Chain: Light Red Flattop chain with long lifespan and smooth operation.
Cassette: Lightweight with improved geometry for fast shifting.
• Disc Brakes Paceline X: Lightweight with enhanced cooling for smooth and low-vibration braking.

Technical Features: Material: aluminum, carbon fiber, plastic. Speeds: 2x12. Cassette compatibility: 10-28, 10-30, or 10-36 teeth.

Package Contents: Includes shifter, rear and front derailleurs, chain, cassette, and battery charger.