Reverse-polarity protection helps protect the fan if the power connector is accidentally connected incorrectly

FOAM front & rear tires on setscrew aluminum hubs

This high-performance ESC is packed with impressive specifications that are normally only found on more expensive high-end replacement units

so four sections form a 90-degree turn and sixteen complete a full circle — easy math for planning ovals and return loops

HPI HPI72235 Nitro RS4 Nitro MT traction control hub 5x33mm Mad Force Parts Reverse-polarity protection helps protect theHPI HPI72235 Nitro RS4 Nitro MT traction control hub 5x33mm Genuine HPI Racing 5x33mm traction control hub for the Nitro RS4 and Nitro MT. This hub is part of the traction control drivetrain system, helping deliver power to the ground smoothly and consistently. Replace a worn hub with this factory part to keep your Nitro RS4 or Nitro MT driving at its best. Genuine HPI Racing part #72235 Traction control hub, 5x33mm Fits HPI Nitro RS4 and Nitro MT