Spring Nut Nut Shape U Style Spring Nut Nut Finish Phosphate Nut Material Steel Minimum Panel Thickness 0.8 mm Maximum Panel Thickness 4 mm Overall Width 13 mm Overall Length 25 mm Hole Center to Outside Edge 8 mm System of Measurement Metric Thread Size M5-0.80 Cage Finish Phosphate Cage Material Steel Clip-On Style U Color Black Head Height 11 mm Package Quantity 50