Cap for pinball game rebound device

In an automatic rebound device mounted on the playfield board of a pinball game and having a pedestal portion projecting above the playfield board and carrying an electric lamp therein, the improvement comprising an opening formed in the top of the pedestal portion, a cap having a cylindrical side wall shaped and dimensioned to permit overlapping with the pedestal portion and a top wall closing the upper end of said side wall, said cap including a flange extending laterally outwardly and downwardly from said side wall around the perimeter thereof and terminating well above the lower end of said side wall, an elongated mounting pin connected to said top wall of said cap and extending therefrom in the same direction as and well beyond the lower end of said side wall, said pin being adapted for press-fitting into said opening to a selected depth for mounting said cap in an assembled position covering the pedestal portion and the electric lamp therein, said cylindrical side wall of said cap being dimensioned for cooperation with the pedestal portion for substantially concealing the electric lamp and to provide a chamber for the electric lamp of sufficient volume to prevent overheating of the cap.