Cal-Royal Grade 1 Cylindrical Locks are engineered for high-traffic commercial, institutional, and industrial environments, offering exceptional durability and security. These locks meet or exceed ANSI/BHMA A156.2 Series 4000 Grade 1 standards, with models like the Genesys Series tested to withstand over 800,000 cycles. Designed for versatility, they are available with interchangeable cores compatible with major brands such as BEST, FALCON, and ARROW, and also support Schlage large format cylinders. Ideal for offices, schools, hospitals, and public buildings, Cal-Royal’s cylindrical locks feature heavy-duty construction, ADA compliance, and a variety of functions and finishes to suit diverse architectural needs