Flow Security System

This fuel tank cap from Flow Security Systems is a top-of-the-line accessory for your vehicle. With the VersaLock design, you can be sure that your fuel is safely secured and protected from theft or tampering. The cap is vented to prevent pressure buildup and the silver color gives it a sleek and stylish look. The included adapter makes installation quick and easy, so you can start enjoying the benefits of this high-quality cap right away. BUILT IN VALVE: The FSS-754 uses built in valves to equalize the pressure and vacuum. Pressure vent valve allows pressure relief valve to open at 1.5 Lbs and vacuum release to open at 1.5 OZ. This heavy duty lock is make from hard non ferrous alloy and fits standard 2 inch male thread.