19/64" (7.5mm) Hole Size Stem Length: 12mm Head Diameter: 22mm Black Nylon Bumper, Fender & Hood Insulation Push Type Retainers Makes: Audi # 4D0-807-300, 4D0807300, Disco # 13446PK, 13446B, Auveco # 22101, Clip Lizard # 10926, Kent / Lawson # 1481956