National Hardware N342-725 Door and Gate Spring, 11", Stainless Steel Product Description Designed to automatically close gates and doors with self closing spring. Closing tension is adjustable; mounting screws are included. Coated with weatherguard technology to withstand the most extreme weather conditions. Offered in either 11 or 14 inches. Great for sheds, gates, and exterior doors. From the Manufacturer 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. Features 1 pack For use in corridors, entrances and stairways Automatically closes doors - an alternative to overhead mounted door closers Lifetime warranty against defects in material and workmanship Patented ratchet adjustment eliminates need for adjustment locking pin Stainless steel USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.