Stanley QCL161 M 626 S4 478S LC Grade 1 Heavy-Duty Cylindrical Lock

Stanley Security QCL161 M 626 S4 478S LC Grade 1 HD Cylindrical Lock is engineered for high-traffic environments where reliability and security are paramount. This Grade 1 heavy-duty lock features a Summit lever design and is prepared for a small format interchangeable core (SFIC), ensuring compatibility with existing systems while enhancing security options. Constructed with a durable brass or bronze base material, this lock is not only vandal-resistant but also boasts an exceptional performance life, making it ideal for settings that experience heavy use. The sleek satin chrome finish (626/US26D) adds a modern touch, while the F84 classroom function ensures easy and controlled access. Installation is straightforward thanks to compartmentalized packaging, enabling quick setup without compromising on security. The QCL100 series exceeds stringent BHMA/ANSI Grade 1 performance requirements and includes essential features such as a thru-bolt design and fire-rated latches. Whether you're looking to upgrade existing locks or need a reliable solution for new installations, the Stanley Security QCL161 offers the perfect balance of strength, convenience, and value, ensuring that your property remains secure and accessible.

GRADE 1 HD CYLINDRICAL LOCK

Grade 1 HD Cylindrical Lock, Classroom SFIC Summit Lever, Square 2-3/4, Ansi Strike Less Cylinder, Satin Chrome

Quick and easy to install, these locks are also vandal resistant, durable, and have an exceptionally reliable performance life.

STANLEY Commercial Hardware QCL100 series Grade 1 heavy duty cylindrical locks deliver quality, performance, and long-term durability at a great value. When you need a reliable lockset for high traffic, heavy abuse applications, the QCL100 series offers flexible solutions with built-in security features to meet those demands.

• QCL100 series locks ensure the utmost security with features like thru-bolt design, clutching mechanisms, and fire-rated latches.
• QCL100 locks are easy to install, thanks to compartmentalized packaging.
• Each lock in the series significantly exceeds performance requirements and is BHMA/ANSI Grade 1 certified.
• Choose locks with a SFIC option or keep your existing small format cores and use them with QCL100 series heavy-duty locks.

Resources

• Stanley Commercial Grade 1 HD Cylindrical Lock Cut Sheet