A high-quality 600×6 wheel & brake kit for the homebuilder. Brake calipers are CNC machined from solid aluminum bar stock and use standard 66-105 pads. 1-pc brake discs are machined from solid steel for smoother braking. Braking power rating: 186,800 ft lbs kinetic energy. Corrosion-resistant aluminum wheels are precision machined from A356 T6 structural aluminum and fit standard 1-1/2″ axles. Static load rating per wheel: 1750 lbs. Spare parts are available. By Grove Aircraft Co.