H&R Racing Products Adjustable Wheelbase 1/24 RTR assembled Rolling Chassis - Wheelbase adjustable from 3 5/8" to 4 7/8" (92mm to 123mm) - Includes 40,000 RPM Motor with cooling holes, Soft SILICONE rear tires on set screw aluminum hubs, Oilite bushings, body mounting kit - Comes with inline HRML2 motor mount & Cobra axle gearing - recommended for commercial slot car track use |