Screw Size: #8 (4.20-1.41mm) Panel Range: .65mm - 3.80mm 5mm Center of Hole To Edge Zinc Organic Prevailing Torque Extruded "U" Nuts Compare with: G.M. # 11515638, Auveco # 22074, 23499, Disco # 11043PK, Disco # 11043B