9.5mm x 12mm Hole Size Top Head Size: 16mm x 20mm Stem Length: 10mm Yellow Nylon With Sealer Rocker Panel Clips Compare with: Auveco #20568, Hyundia # 87758-3D000, 877583D000, Car Pak # 99-8477, 998477, W&E # 3265, Barnes / Kar # 99-8477, Crest / Midwest # CRX18898, Disco # 10770PK, 10770B, Kent / Lawson # KT13580, Winzer # 501.4003, Wurth # 150155730, Kimball / Midwest # 131024