17/64" (6.80mm) Hole Size Stem Length: 13mm Flange Diameter: 17mm Black Nylon Phillips Screw Type Retainers Compare With: Honda # 91502-SZ5-003, 91502SZ5003, Auveco # 19232, Disco # 12586PK, 12586B, Crest Midwest # CRX12734, Kimball / Midwest # 13099