7/16" (11mm) Hole Size Stem Length: 20mm Shoulder: 3mm Flange Diameter: 24mm Black & White Nylon With Sealer Bumper Cover Retainers Compare with: Auveco #21376, Chrysler # 4389947-AA, 4389947AA, Car Pak # 99-8512, 998512, Barnes / Kar # CP99-8512, CP998512, Disco # 12020PK, 12020B, Kent / Lawson # KT13540, S&R # 416155