Polyurethane Treaded Lightweig

Hard Polyurethane molded treaded wheel for RC Aircraft. This wheel is a premium item for Nitro and Electric Planes that exeriance rough landing conditions. Specifications: Outer Dia. of Wheel Hub (D1): Outer Dia. of Tire (D2): 178mm/7inch Inner Dia. of Hub (D3): 6mm Height of Wheel(H): 57mm