Designed for wood or metal screen doors. Fits wood doors from 5/8" to 2" thick. For 2" thick door, pan head machine screws 8/32" x 2-3/8" are required and must be purchased separately (qty 2). Dual locking design, exterior key lock and separate interior locking mechanism. Interior locking mechanism provides for enhanced security. Mounting screws included to match product finish. Includes spring loaded strike plate. Uses Y11 (SKU 202435) key blank.