Reversible key system: you can insert the key both ways (like a car key)
High wear resistance and picking protection through springless operating locking pins
Drilling and plug pulling protection through hard metal plates in the plug, and hard metal pins in the body
Picking protection through a complicated technical system: 12 springless operating locking pins with 18 control pins have to be brought in a certain position to turn the plug
Protection against pulling and breaking off through locking pins and side bars and a special cam
High wear resistance and long durability through special locking pins and a springless bottom bar