- Cast iron body- Recommended for fire doors (regular and sliding arm mounting)- Conformity DIN EN1154 and CE certified- Closing from 180° controlled by two hydraulic valves- Final latch controlled by valve- Mounting on narrow profiles made easy by back plate AC174 (optional)- Mounting with regular arm (variable force EN3-6 + CE), hold open arm (variable force EN3-6) and sliding arm (force EN3 + CE) to be ordered separately- Cover in high impact resistance ABS- Standard finishes: silver