25/64" (10mm) Hole Size Flange Diameter: 18mm Stern Length: 26mm Black Nylon Bumper Cover Push Type Retainers Compare with: Auveco #20359, G.M. # 11519444, GM# 4857753AA GM# 11517803, Car Pak # 99-8198, 998198, W&E # 3023, Barnes / Kar # CP998198, CP99-8198, Crest / Midwest # CRX17354, Disco # 10502PK, 10502B, Clip Lizard # 10273, Kent / Lawson # KT12850, Winzer # 502.6683, Wurth # 150120359, Kimball / Midwest # 10159