Instructions Before Buying: CONFIRM THE SIZE BEFORE PURCHASE! Our boat latch only fits door thickness up to 0.04-0.20 "(1-5 mm)! With a 2" hole diameter and screw Length of 0.4". (If you want to DIY, you'll need to purchase longer screws). Stronger and More Durable: The boat compartment latch not only looks stylish but also lasts a long time. Beautiful mirror chrome finish and zinc alloy corrosion-resistant material make it safer and more durable than plastic boat lid latches. Smooth and Noiselessly: Our boat hatch latch is smoother and lag-free to open from the inside and outside. The RV slam latch's slightly angled pawls ensure a tight grip on the keeper within tolerances, and spring-loaded handles help prevent rattling. Simple Installation: Easily installs from the front of the panel through a round hole and from the rear using mounting brackets and hardware. Installs flush with the panel with minimal protrusion on the inside of the cabinet. ( Up to 1/4" thickness). Your Ideal Choice: Our boat door latches feature flush molding, a mirror-polished finish, recessed handles, and concealed mounting hardware to give these boat hatch locks an aesthetically pleasing appearance. Perfect replacement marine latch. Smooth and Noiselessly: The flush pull slam latch is smoother and lag-free to open from the inside and outside. Boat Latch's slightly angled pawls ensure a tight grip on the keeper within tolerances, and spring-loaded handles help prevent rattling. Your Ideal Choice: The Evan slam latch features flush molding, a mirror-polished finish, recessed handles, and concealed mounting hardware to give these boat hatch locks an aesthetically pleasing appearance. Perfect replacement locks for RVs and boats. Possessed for A Long Time: Beautiful mirror finish, stainless steel corrosion-resistant material. Not only looks stylish but also looks great for years, particularly matching modern decorating style, Evan boat latches protect the security of your stuff. Simple Installation: Easily installs from the front of the panel through a round hole and from the rear using mounting brackets and hardware. Installs flush with the panel with minimal protrusion on the inside of the cabinet. Instructions Before Buying: The Boat hatch latch only fits door thickness of 0.04-0.24 inch(1-6 mm), the Flush Latch Lock is a standard 1.97 inch hole cut out, with a 2-2/5" diameter. (If you want to DIY your locks, you'll need to purchase additional longer screws to use with them).