#6 (3.5mm) Screw Size Head Size: 14.7mm x 20.8mm Hole Size: 7.1mm x 20.3mm Stem Length: 16.5mm Black Nylon High Torque Screw Grommets Compare with: Auveco #12713, G.M. # 10032838, # 10032838, Chry # 6031869, Car Pak # 78-4819, 784819, Crest / Midwest # CRX2696, Disco # 1407PK, 1407B, W&E #2581, Barnes / Kar # CP78-4819, S&R # 285036