Galv DBL Box Bracket

51Hbc, Galvanized Double Box Rail Brackets, Adjustable, With Lags, For Heavy Duty Applications, Such As Storage Sheds, Warehouse Doors, Cabins, Trailers, Supports A Double Run Of #5114 Or #5116 Box Rail, 1 Bracket Should Be Installed Every 2 Feet Of Rail, Display Pac Loose.