Description
The Corbin Russwin 1000-138-A04-6-77A1 is a conventional mortise cylinder designed for high-security access control in commercial and institutional buildings. It accommodates a full range of keyways and integrates seamlessly with mortise locks, rim cylinders, deadbolts, and component lock systems.
This cylinder is built for reliability in demanding environments and works with standard key profiles. As an authorized Corbin Russwin dealer, E.D. Locks provides expert guidance on keyway selection, master key planning, and installation. Contact our team at sales@edlocks.com or 1-877-207-6067 for compatibility verification and keying specifications.
