No power supply required: the semi-automatic bollards do not need electric connections, for this reason the installation is quicker.
Built-in hydraulic unit: the product is more compact thanks to the integrated hydraulic unit and this ensure also a higher protection against tampering.
Lowering and lifting: manual lowering and lifting of the cylinder with electric screwdriver using a supplied special insert.
High impact resistance: the semiautomatic bollards of the High Security range are designed for the perimeter protection of sensitive sites.