Panel and Enclosure Standoffs and Spacers: Type - Standoff and Spacer; Shape - Hex; Length - Spacer - 1.5 in.; Spacer Diameter - 0.25 in.; Material - Stainless Steel; End A - Female 6-32; End B - Male 6-32; Length - Female Thread - 0.25 in. (6.35mm); Length - Male Thread - 0.375 in. (9.53mm)