Marine Boat Hatch Latch Anti Corrosion RV Closure Security Lock with Keys Features: 1. Lock with keys provides additional security, protection and security. 2. The zinc alloy material is corrosion resistant and rust resistant for long term use. 3. Comes with mounting accessories for easy installation. 4. Widely used in medical equipment, ships, automation equipment, automotive industry. 5. The flush shape and simple installation make this latch ideal for hatches, living Wells, electrical enclosures and other compartments of your ship's RV. Specification: Condition: Material: Zinc Alloy Model: 2990-01-M Cut Out Hole Diameter: Approx. 55mm/2.16in Suitable Door Plank Thickness: Approx. 1-10mm/0.04-0.39in Package List: 1 x Lock 1 x Bracket 2 x Keys