The power booms of the 291 series are single arm systems designed for payloads of up to 150 kg. Two sturdy vertical rails on the front side of the medium column offer possibilities to attach up to 2 height adjustable instrument platforms to carry additional equipment.
All 292 models are equipped with at least one fix-mounted carrier platform which contains the operating panel for the optional pneumatic brake system.
The middle column is available in different sizes and configurations depending on the required amount of gas installations or electrical components.