Description
The Corbin Russwin CK4255 BRD 630 is a Grade 1 cylindrical knob lock designed for commercial and institutional applications requiring high security and durability. This heavy-duty lock provides reliable access control for entry doors in offices, schools, hospitals, and government buildings where security standards demand superior performance.
The CK4255 BRD 630 is compatible with standard cylindrical locksets and meets ANSI/BHMA Grade 1 specifications for maximum security. For proper installation, keying options, and compatibility verification with your specific door preparation, contact our security specialists at sales@edlocks.com or 1-877-207-6067. As an authorized Corbin Russwin dealer, we offer expert guidance to ensure you select the right lock for your application.
