HUDY Alu Rear Wing Shim � reinforces wing mounting � for all off-road & on-road cars � lightweight � hollow design � aluminum � various colors � set of 2pcs Alu rear wing shim for 1/8 off-road and 1/10 on-road cars. Provides additional support to prevent the wing from pulling off the mounting screws. Set of 2. #293561 HUDY Alu Rear Wing Shim (2) #293561-O HUDY Alu Rear Wing Shim - Orange (2)