Stanley-National Hardware has been a leading manufacturer of hardware for more than a century. Over the course of the last 160-plus years, Stanley-National is a name that has become synonymous with quality, innovation, and customer service. A top quality line of gate hardware designed for long life and maintenance free operation. Smooth Black with excellent corrosion resistance because they are triple-protected with zinc-plate, black chromate dip and black baked on enamel finish.