The Stinger gate is Ultimate Barrier for Any Environment: Introducing the Heavy-Duty 50mm Aluminium Extension Gate From securing a bustling construction site to managing foot traffic in a modern bus station, the challenge is the same: you need a barrier that is tough, reliable, and adaptable. It must stand up to the harshest conditions while serving a clear functional purpose. The solution is here. Our 50mm Aluminum Round Tube Extension Gate is engineered to be the definitive