Matco 5″ aluminum wheel, brake and axle assembly designed for high-performance aircraft weighing 1200-3000 lbs with landing speeds of 60-90 knots. Made of 532.5 2024-T3/T4 cast aluminum for light weight, superior strength, and corrosion resistance. Uses 1.25″ tapered roller bearings with bearing spacing of 3.084. Triple piston brake assembly ensures maximum braking capacity, with the following ratings: Static capacity 1420 lbs. Load limit 4260 lbs, and kinetic energy 337,932 ft lbs. Total weight of wheel, brake and axle assembly is 6.1 lbs. Axle mounts using predirlled 1.946 bolt hole spacing with mounting hardware included. 500 x 5 tires recommended. Kit usage: Velocity, Glassair III, Cz Mark IV. Kit consists of 1 each wheel,brake and axle. Price is discounted if ordering 2!