1/4" (6.3mm) Rivet Diameter Grip Range: 1/8" - 1/4" Flange Diameter: 3/4" All Steel Black Bumper Assembly Rivets Compare with: Auveco #12652, Ford # 388442-S100, 388442S100, Car Pak # 80-5276, 805276, Disco # 4002PK, 4002B, W&E # 2353, Clip Lizard # 60213, Crest / Midwest # CRX2652, CRX9680, Kent / Lawson # P57974, Winzer # 502.4219, Wurth # 150159393, S&R # 38501, Kimball / Midwest # 10635