5/16" (8mm) Hole Size Flange Diameter: 20mm Stem Length: 26mm Black Nylon Fender Shield Push Type Retainers Compare with: Auveco #20632, G.M. # 11518017, Ford# W708530-S300, 708530S300, Car Pak # 99-8377, 998377, W&E # 3078, Clip Lizard # 10269, Barnes / Kar # 99-8377, Crest / Midwest # CRX18502, Disco # 10504PK, 10504B, Kent / Lawson # KT13459, Wurth # 150120632, S&R # 416118, Kimball / Midwest # 13629