6- 1.00 x 20mm 10 mm Indented Hex Head 17 mm Outside Diameter Washer Black Phosphate Finish Metric Body Bolts Compare with: Auveco #12067, G.M. # 11504570, # 11509816, Car Pak # 80-5188, 805188, W&E # 5678, Barnes / Kar # 1246, 805188, Clip Lizard # 110336, Crest / Midwest # CRX7506, Disco # 9889PK, 9889B, Kent / Lawson # P85418, Winzer # 275.105, Wurth # 150159390, S&R # 216297