Say goodbye to leaks once and for all! Our vent cap is designed to provide exceptional performance and durability. With its combination of CNC threads and solid die-cast aluminum construction, our cap surpasses all others in the market. The precision-machined threads ensure a secure seal, giving you peace of mind and preventing any leakage. The use of aluminum material guarantees long-lasting strength, ensuring that your cap will endure even the toughest conditions. Unlike plastic caps that deteriorate over time and require frequent replacement, our cap offers a sustainable and cost-effective solution. We have developed an economical and repeatable method to address the limitations of plastic caps. The harsh composition of even basic gas station fuel can cause plastic caps to warp, crack, and eventually leak. This problem is magnified when using exotic race fuels with an even harsher composition. However, with our top-of-the-line cap, you can rest assured that it will withstand the corrosive nature of such fuels. Our cap is compatible with VP Containers, whether they are round or square, as well as Sunoco jugs. This versatility ensures that our solution is accessible to a wide range of users. Upgrade your jug today with our vent cap and elevate your experience to a new level of quality, durability, and convenience. Say goodbye to the frustrations of plastic caps and embrace a superior solution that will stand the test of time.