SRAM RD S100 EAGLE DRIVETRAIN 12SP MECHANICAL 50T MAX

The SRAM Eagle S100 Derailleur (RD‑S100‑B1) is a 12‑speed, 1x‑ready rear derailleur with a 500% range and high‑torque durability. It uses X‑Actuation, Drag Spring damping, and a long‑cage steel cage for precise shifting and strong chain retention. The Half Mount‑ready design adds extra hanger security, making it ideal for aggressive trail and enduro riding.