National Hardware 3/8" x 4" x 3" Zinc Square U Bolt is a durable and reliable fastening solution designed to secure various products to rectangular wood and metal objects. This zinc-plated square U bolt comes in a convenient box pack that includes two hex nuts, all assembled for easy installation. Crafted from steel wire with a zinc finish, it excellent strength and corrosion resistance to ensure long-lasting performance in your projects. The plate and hex nuts are included, making it a complete package for your fastening needs. Model Number: N222-380