A high-quality wheel & brake kit for the homebuilder. 1-pc brake discs, machined from solid steel for smoother braking, use standard 66-106 pads. 500×5 wheels are precision machined from A356 T6 structural aluminum for maximum corrosion resistance and sized to fit standard 1-1/4″ axles. Static Load rating per wheel: 1250 lbs. Kinetic energy brake rating: 118,164 ft lbs. Spare parts are available. By Grove Aircraft Co.