07/08/2026
ALPHA Pulley Wheels - Tech Deep Dive vol. I
Engineered for reliable efficiency and long-term durability, our new ALPHA Pulley Wheels feature a one-piece molded composite body. The purpose-designed upper and lower pulley teeth profiles offer crisp chain control paired with quiet and consistent performance under load.
Combined with our patented ADR (Active Debris Remover) bearing-protection feature and hand-built hybrid ceramic bearings, our ALPHA Pulley Wheels are an exceptionally durable and efficient upgrade for modern rear derailleurs.
Reliability Refined