This is a single carbon plate wing kit for the GL Racing GLF-1 which includes 1 piece plastic airfoil sides that use ball bearings to allow the wing to roll and avoid catching on bumpers and walls during racing. Carbon places come in standard black 1mm carbon similar to the main frame and the plastic uprights come in a variety of colors. The wing bolts in place of the original assembly using the original 3 screws on the front mount and fits both stock and brass front upper and lower pieces.