National Hardware 3/8" x 3" x 7" Zinc Square U Bolt is a durable and reliable fastening solution designed to secure various products to rectangular wood and metal objects. This square U bolt, model number 2192BC in the National catalog, features a zinc-plated finish that provides corrosion resistance and long-lasting performance. Each box pack includes two hex nuts and a plate, all assembled for convenience. Crafted from sturdy steel wire, this U bolt ensures a strong hold for your projects, making it an essential component for construction and repair tasks. Model Number: N222-372