During danger the door can be closed by the knob. The closing eligibility can be detracted via the applicable key to avoid misusage.
| Manufacturer: | Wilka |
| Model: | 1475 |
| Country of origin: | Germany |
| Step Extensions | 5mm |
| Max Length A | 90mm |
| Max Length B | 90mm |
| Features | Knob, Anti-Amoc |
| Max Total Length | 180mm |
