3/16" (4.5mm) Hole Size Panel Range: .125" - .310" Head Diameter: 3/8" Stem Length: 17/32" Black Nylon Weatherstrip Retainers Compare with: Auveco #11129, G.M. # 2964547, Car Pak # 73-3925, 733925, Crest / Midwest # CRX6539, Disco # JL-32PK, JL-32B, Kent / Lawson # P18296, Winzer # 503.3925, Wurth # 150159316