Tie Down Wobble Roller Bracket Mounting KitThisTie Down Wobble Roller Bracket Mounting Kit features a pivot bracket made from 1/4″ hot dipped galvanized steel with bottom mounting holes on 3-1/2″ centers. With a pair of 5-1/4″ wide by 4-3/4″ tall galvanized brackets, it allows for the pivoting of bunk boards or roller assemblies. This kit also comes with a 5″ x 1/2″ bolt along with a nut and 2 washers.Features:1/4″ Hot Dipped Galvanized SteelAllow For Pivoting Of Bunk Boards Or Roller AssembliesBottom Mounting HolesKit Contents:Pair Of 5-1/4″ Wide By 4-3/4″ Tall Galvanized Brackets5″ x 1/2″ Bolt With Nut2 Washers