1/4 (6.40mm) Hole Size 1 3/32" Stem Length 11/16 Flange Diameter Black Nylon Phillips Screw Retainers Compare With: Ford # N807577-S, N807577S, N808331-S, N808331S, Auveco # 18895, Disco # 9343PK, 9343B, Lawson # 55641, Crest Midwest # CRX9216, Car-Pak # 95-7421, 957421, Kimball / Midwest # 12998