The Mortise Cylinder Threaded Ring can be easily threaded onto the back of mortise cylinders, providing an additional layer of security. With a thickness of 1/8″, this ring is a reliable and durable choice.
- Brass
FAQsWhat is a mortise cylinder threaded ring used for?A mortise cylinder threaded ring provides a secure, threaded backing for mortise cylinders to sit flush and stable within a door. It enhances alignment and adds protection against tampering. Is the threaded ring compatible with all mortise cylinders?The GMS-COL5 is designed for use with GMS mortise cylinders. It may fit other similar systems, but compatibility with non-GMS hardware isn’t guaranteed without verification.








