Upgrade your setup, and boost your performance – while finally ditching disposable CO₂. This 88gr to 13ci HPA Conversion Kit is the perfect solution for players who want a more consistent, efficient, and reliable air system without sacrificing comfort or balance. Instead of relying on disposable cartridges, this kit converts compatible platforms into a compact High Pressure Air (HPA) setup. As a result, you’ll experience smoother shots and improved shot-to-shot consistency. In addition, HPA offers far better temperature stability, so performance remains steady in varying conditions. Not only that, but it also provides a cleaner, more efficient shooting experience overall. Whether you’re upgrading a home defence marker, a training platform, or an air rifle, this bundle makes the transition simple. With everything included in one kit, you can switch to HPA confidently and efficiently. Ultimately, it’s a smarter, longer-term air solution for players who demand reliability and performance. What’s Included in the Bundle: 88gr to CO₂ Bottle Adapter This adapter allows you to replace disposable 88 g CO₂ cartridges with a standard tank-based air system. What it’s used for: Converts 88 gr CO₂-powered platforms to accept bottle-fed air systems Reduces ongoing costs from disposable cartridges Provides a more reliable air source for consistent performance Frog Air 13ci 3000psi HPA Tank A compact, lightweight HPA tank designed for efficiency and balance, perfect for tighter setups. What it’s used for: Supplies clean, high-pressure air for consistent shot-to-shot performance Eliminates CO₂ temperature drop and pressure spikes Ideal for compact builds and lighter platforms 13ci HPA Tank Floating Stock This floating stock is purpose-built to house a 13ci HPA tank while improving ergonomics and stability. What it’s used for: Holds the 13ci HPA tank securely as a shoulder stock Improves handling, balance, and comfort Keeps your setup streamlined and tactical Specifications Converts 88gr CO₂-powered platforms to HPA Includes 88gr to CO₂ Bottle Adapter Includes Frog Air 13ci 3000psi HPA Tank Includes 13ci HPA Tank Floating Stock Compact and lightweight HPA configuration Improved air consistency and reliability Reduced recoil and smoother operation Cost-effective alternative to disposable CO₂ cartridges Designed for easy installation Compatibility Compatible with Umarex HDX68 40 Joules 0.68 Caliber Black Compatible with the SIG Sauer MCX Pellet Gun Suitable for other platforms that accept 88gr CO₂ systems Conclusion for the 88gr to 13ci HPA Conversion Kit: If you’re looking for a compact HPA conversion that doesn’t compromise on performance, this bundle is the sweet spot. Not only does the 13ci tank keep things lightweight and easy to manoeuvre, but it also maintains excellent balance on your setup. As a result, you get improved handling without sacrificing air efficiency. At the same time, it still delivers the consistency and reliability HPA systems are known for. In addition, the reduced size makes it ideal for tighter builds and mobile playstyles. Overall, it’s a smart choice for players who want streamlined performance. Fewer refills. Better performance. Cleaner air. Once you go HPA, you won’t want to go back. View all our CO2 / Air Bottles here
