#14 (6.3mm) Screw Size 15mm Hole Size Head Size: 24mm Stem Length: 17mm Black Nylon With Sealer Rear Light Housing Screw Grommets Compare with: Auveco #20527, G.M. # 15745990, Car Pak # 99-8353, 998353, Barnes / Kar # CP99-8353, Disco # 10550PK, 10550B, Kent / Lawson # KT13258, Winzer # 502.3032, Wurth # 150155760