Durable 49-Tooth Rear Gear Steel Drive Sprocket for 520 Chain – Self-Cleaning Design

Description

This steel rear gear is designed for reliable torque transmission and consistent drivetrain performance. Featuring 49 teeth and compatibility with 520 chain type, it ensures accurate fitment and stable chain engagement. With an inner diameter of 125 mm and a self-cleaning design, it is suitable for standard replacement applications requiring durability and controlled power delivery.