ArmorGard InstaGate Expanding Barrier - 4ft or 6ft Height ChoiceThis excellent expanding barrier system is the perfect system to keep your work site or area cordoned off. It can be used for many applications, including crowd control and pedestrian traffic management. With its expanding design, the Armorgard Instagate barrier is perfect for busy construction site entrances where there is not enough space for a traditional gate, it can be used to control pedestrian access and vehicle traffic, improving both site