Compact Axial Fan Grille, Radiator Connection 5 23/32 in, For Use With FF66 Series, Fits Fan Shape Square, 5 15/16 in Height, 5 15/16 in Width, 5/16 in Depth, Mounting Eye O.C. 17-3/4 in, Frame Material ABS Plastic, PPI Rating 30, Includes Filter,...