3/16” (5mm) Hole Size Head Diameter: 11mm Stem Length: 17.8mm Black Nylon Rear Bumper Fascia Retainers Compare with: Auveco #18948, G.M. # 1644290, Nissan # 01553-0075U, 015530075U, Car Pak # 96-7577, 967577, W&E # 3170, Barnes / Kar # KP36900, Disco # 9528PK, 9528B, Kent / Lawson # 60662, Wurth # 150153161, Kimball / Midwest # 11044