3/8" (9.5mm) Hole Size Flange Diameter: 1" Stem Length: 11/16" Blind Rivet Retainers Compare with: Auveco #14010, G.M. # 14045480, Chry# 55074801, Car Pak # 83-5634, 835634, W&E # 2453, Crest / Midwest # CRX494, Disco # 5677PK, 5677B, Kent / Lawson # P80657, Winzer # 502.12758, Wurth # 150155613, S&R # 416169, Kimball / Midwest # 10602