Wright Products Mortise Leverset is designed to fit a 9/16 in. by 1-1/8 in. mortise hole on the edge of the door. Featuring a timeless handle design that matches both the interior and exterior, this leverset adds a touch of elegance to any door. The built-in key lock provides added security, ensuring peace of mind. All mounting hardware and detailed installation instructions are included for a hassle-free setup.