64 pitch - 39 teeth spur gear (15 mm od)

SO 590-39

Sonic aluminum/bronze spurs have our exclusive "No-Spin"hexlock design to prevent gear ring failure.

Mil-Spec gear bronze securely attached to a hub.

Made from aircraft quality aluminum results in a gear that is both strong and long lasting.

suitable for all types of cars and racing conditions.

Fits 3/32"axle.