Panel and Enclosure Standoffs and Spacers: Type - Clear Hole Spacer; Shape - Round; Length - Spacer - 0.375" (9.52 mm); Spacer Diameter - 0.250" (6.35 mm); Material - Aluminum; Color-Finish - Iridite; End A - Hole 0.120" (3.00 mm); End B - Hole 0.120" (3.00 mm); Material Specification - ASTM B211; Mounting Screw Size - #4