Automatic Swing Gate [AlphaGate] | Entrance GateAutomatic Swing Gate [AlphaGate] Entrance Gate A supermarket automatic gate systems and so much more When a Manual Swing Pedestrian Turnstile Gate just wont cut it, automatic swing gate systems are the answer. We've been working hard on an automatic swing gate that is robust, easy to configure and is flexible enough to suit any location and pedestrian flow. The Alphagate MKII is our latest model. This is an automatic swing gate system that can be