31/64" (12mm) Hole Size Flange Diameter: 21mm Stem Length: 25mm Shoulder Length: 3mm Black Nylon Rear Bumper & Fascia Retainers Phillips Screw Type Retainers Compare with: Auveco #16835, G.M. # 10140480, Chry# 6502625, Car Pak # 89-6652, 896652, Disco # 1730PK, 1730B, W&E # 2682, Barnes / Kar # 1402, Crest / Midwest # CRX5026, Kent / Lawson # P61383, Winzer # 502.6652, Wurth # 150155229, S&R # 415785, Kimball / Midwest # 12782