Notes: Professional Installation is Highly Recommended Installation Instruction is NOT Included Package Include: 4 heavy duty locking t-handles (with gaskets), each lock comes with two matching keys (keys fit all locks) As Shown in the Picture above. Feature: Product is brand new in factory packaging (never used or opened) Size/Dimensions: Outside dimensions 4-3/4" x 4-7/8" Door Cutout Hole Size: Fits approximately 2-7/8" x 3-3/4" door cutout. Replaces your broken or worn latch Deluxe Polished Stainless Steel Finish Material: Heavy Duty Rust-Resistant Stainless Steel Durable, ready to handle tough environments .