3/8” (9.5mm) Hole Size Flange Diameter: 21mm Stem Length: 23mm Black Nylon Tail Light Housing Push Type Retainers Compare with: Auveco #20457, Chrysler # 4857345-AA, 4857345AA, Car Pak # 99-8237, 998237, W&E # 3187, Barnes / Kar # CP99-8237, CP998237, Clip Lizard # 10220457, Crest / Midwest # CRX18050, Disco # 10666PK, 10666B, Kent / Lawson # KT12796, Wurth # 150159663, S&R # 416172, Kimball / Midwest # 13649