N.A. Taylor Fender Board Guards A pair of white rubber cushions that slip easily over a standard 2 x 4 board to make a deluxe fender board that is cushioned on one side and protected with rubber on the other side also. 4-1/2" long with 1/4" thick walls. Made from Salcor synthetic rubber which will not crack, sun check or chalk off. Attach to the board with galvinized roofing nails or screws. Sold in pairs. Board not included.