New lockable safety pin

• The ALT 550 is an indispensable reference in the field of hiring large scale stage services.
• Anti-glint black epoxy coating and zinc plated steel beam.
• It has a safety and adjustment system in its masts.
• This Stand has an anti-return winch with automatic break. 8 wheels & 1 handle for easier horizontal or vertical carriage
• There is one Retainer Dish under each leg which is a make from zinc plated steel
• The 4 legs are articulated with adjustable jack (enables this stand usable on all uneven ground)