Cylinder extension type small is 57mm long.

The Cylinder Extension is installed between the keyed cylinder and the lock case.

This particular Cylinder Extension is suitable for installation on all of our door types that has a Trioving TV5341 or TV5312 lock installed and is compatible with the Trioving Keyed Cylinder.
The Extension is 57mm long and it is possible to combine multiple units to add to the total lenght.

Material is brass.