Traxxas Box Control - 4580 RH-56H Engine 1/4 scale sizing matched precisely

1/4 scale sizing matched precisely to the Pro-Line PROMOTO-MX front wheel fitment

or mid-project adjustments without waiting on a reorder

this is a substantial prop suited to larger RC aircraft where reliable thrust and durability matter

it suits the hex nut sizes commonly found on RC car hardware including wheel nuts and standoffs

Finished in a vivid red

Traxxas Box Control - 4580 RH-56H Engine 1/4 scale sizing matched preciselyThe Traxxas Box Control (4580) is a nitro engine spare part that keeps your glow nitro engine running strong and easy to restart. Key Features Genuine Traxxas engine replacement part machined to original spec Confirm it fits your specific engine before fitting