Crown Bolt 20102 1/4 Inch x 1-1/4 Inch Zinc-Plated Steel Fender Washers, 75-Count Zinc-plated 1/4 inch x 1-1/4 inch fender washers For general applications 1/4-inch inner diameter 1-1/4-inch outer diameter Use with nuts and bolts of the same inner diameter and finish