Upgrade your home security with SUMBIN's key alike mortise lock cylinders. This convenient 2-pack of 1-inch lock cylinders features a sleek satin nickel finish that adds a modern touch to your doors while providing reliable security. The key alike feature means you can use the same key for both locks, eliminating the hassle of carrying multiple keys. These mortise lock cylinders are designed for straightforward installation and smooth operation. The durable construction and precise engineering ensure consistent performance for your daily locking needs. Perfect for residential doors, office spaces, or anywhere you need matching lock cylinders with a professional appearance. The satin nickel finish resists tarnishing and maintains its attractive appearance over time.