LARGE CALIBER, DOUBLE HOLE - The Door Strike Plate features slightly taller latch and bolt openings with 2 strike holes for locks with 5-1/2 inch to 6-inch hole centers. Double strike plate dimension of the holes is large enough to allow for seasonal ground movement and keep the latches work properly. ENHANCE YOUR HOME SECURITY - With its sturdy construction and reliable performance this kick proof door plate is an effective solution to prevent break-ins and anti door kick in. This powerful strike plate for doors reinforce the door jamb provides an extra protection.You can feel confident that you take an important step towards securing your home and protecting your family. DOOR JAMB REPAIR KIT FOR BROKEN FRAME - Door reinforcement plate is an effective solution for repairing a broken door jamb. It can strengthen or repair a flaws or broken areas in jamb. Extended door strike plate is long enough (11") to cover all the old or poor door jamb leaving your door looking as good as new. DURABLE, STRONG CONSTRUCTION – Made of stamped steel with a satin nickel finish, this door strike is durable, sure to last the test of time. Measure the center holes for your replacements. These are designed to be used for 5 -1/2 inch to 6 inch on center only. EASY INSTALLATION – Installation is quick and easy, and the door strike fastens into jamb and door frame with screws. Some mortising and pilot hole drilling may be required for a flush install.The package comes with 3 1-inch short screws and 6 2-inch long screws for per door latch plate. LARGE CALIBER, DOUBLE HOLE - The Door Strike Plate features slightly taller latch and bolt openings with 2 strike holes for locks with 5-1/2 inch to 6-inch hole centers. Double strike plate dimension of the holes is large enough to allow for seasonal ground movement and keep the latches work properly.