30 Heavy Duty Large Strap Hanger - 3 Hole D-Ring Hanger Large Hanger is 3 3/4" Long x 1" Wide. 3 Screw holes are 1" apart center to center 30 Strap Hangers and 100 #6 x 1/2" screws Three Hole D-Ring Hanger for Wood Frames Large heavy duty picture hanger will support 50 pounds Wide D-Ring hanger with doubled over heavy strap