JBF National latches and catches are manufactured from the highest quality materials. They are designed and tested for ultimate reliability and durability. CA-R2-ST-CZ-205 is manufactured from zinc plated, clear zinc plated, or nickel plated steel. These models feature an ultimate tensile load rating of 1400 Lbs. and an ultimate sheer load of 2000 Lbs. Nickel and zinc plated versions have 500 hour salt spray rating.