Whether for home, farm, builder or industrial customers, National has all the right hardware in the sizes and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology. Providing a reliable barrier against unauthorized entries. Barrel, Dutch door, flush, mortise and surface bolts designed with ease of use and security in mind.
- Durable steel case, bolt and strike
- Derlin plastic spring
- Concealed plastic spring holds the bolt in any position
- Can be installed on either wood or metal doors
- Mounting screws included
- LifeSpan limited lifetime warranty