The DRP-1524 Ride-On Propane machine was purposely designed for polishing concrete. Utilizing the most cost-effective method when compared to traditional mechanical polishing. No electric power needed equals no cords to hassle with. Featuring a 627cc Briggs & Stratton© Vanguard motor with an emissions data analyzer and Donaldson© intake filter, backed by a 3 year warranty from Briggs & Stratton© and Propane Power Systems (PPS). The patent pending free spinning heads with special designed bearings allow for both flexible and rigid heads all-in-one system. The most power in it’s class while maintaning a quieter, smoother operation.