PREMIUM QUALITY MATERIAL: Expertly made with premium materials. Our mortise lock replacement is made for exceptional durability ensuring reliable and long-lasting performance. Take control of the finer details by choosing your preferred backset, allowing for a customized fit that caters to your specific needs. Additionally, explore a variety of finishes to not only enhance functionality but also add a touch of personal style to your selection. ADAM RITE DOOR LOCK REPLACEMENT PARTS: Enhance your security with our complete set of protective elements: Mortise Cylinder, Thumbturn Cylinder, Deadlock Bolt with 2 Keys. Easy to use and available in Aluminum finish. These components offer a simple yet effective way to fortify your safety. THUMBTURN CYLINDER: Streamlines the locking and unlocking process with its user-friendly thumbturn mechanism, eliminating the need for a key. Engineered to be seamlessly compatible with Adams Rite 4066. This innovative cylinder offers enhanced convenience and security for your access control needs. MORTISE CYLINDER: This high-quality standard mortise cylinder measures 1 inch in length and boasts a diameter of 1-5/32 inches. It is thoughtfully designed with the popular SC1 Schlage Keyway ensuring compatibility with a wide range of locking systems. The package comes complete with two keys, providing convenience and security for your needs. DEADLOCK BOLT: Enhance the security of your single-leaf narrow stile aluminum doors with our Deadlock Bolt featuring a laminated stainless-steel bolt for unparalleled strength. The deadbolt a simple 360° turn of the key or thumb turn effortlessly projects or retracts the counterbalanced bolt, ensuring optimal security and ease of use. Introducing the Summit Doorware Storefront Door Mortise Lock Deadlock Bolt & Cylinder Kit in Aluminum finish. This high-grade Adams Rite style lock is designed to provide maximum security for your business. The kit is a perfect replacement for MS1850S Series Locks, ensuring a seamless fit and flawless functionality. The kit comes with a premium Aluminum finish, adding a sleek and professional touch to your storefront. Not only does it look great, but it's also built to last. With its durable and robust construction, this Mortise Lock Deadlock Bolt & Cylinder Kit promises long-term use and reliability. One of the things our customers love most about this product is how easy it is to install. No need to hire a professional or spend hours trying to figure it out. Our Mortise Lock Deadlock Bolt & Cylinder Kit is designed to be user-friendly, saving you time and money. But the best thing about our product? The peace of mind it brings. Knowing your business is safe and secure is priceless. With our Mortise Lock Deadlock Bolt & Cylinder Kit, you can rest easy knowing your business is protected. Choose Summit Doorware for high-quality, reliable, and easy-to-install security solutions.