Core extension - Digital Cylinder AX (Z5) SmartIntego
Core protection adapters are used if the gap between the thumb-turn and the cylinder profile needs to be increased. This may be necessary the cylinder is to be installed in a protective fitting or a round hole fitting.

The core extension for your SI Digital Cylinder AX is available in various lengths:
- Z5.KA: 8 mm
- Z5.KA.12: 12mm
For more information see Core extension.