A spindle blocker stub is designed to prevent the external handle from operating the lock mechanism. It enhances security by restricting access from the outside while still allowing internal operation.

It stops the external handle from engaging the gearbox, reducing the risk of forced entry or lock manipulation. This makes it a useful upgrade for added door protection.

Compatibility depends on the handle type and internal mechanism. It’s important to check your existing setup to ensure the blocker stub will fit correctly.

Yes, installation is usually straightforward and involves removing the handle, inserting the blocker, and refitting the handle securely. Basic DIY tools are typically all that’s required.

If you're unsure about choosing or fitting the correct part, it’s best to seek expert advice to avoid issues. You can get assistance via the Contact Us.