The STORM CAT4 Pistol delivers uncompromising performance in a compact maneuverable platform built for serious shooters. Engineered with premium materials and purpose-driven features the CAT4 blends durability precision and adaptability into a pistol platform that excels in demanding environments.
At its core the CAT4 features a cold hammer forged 4150 chrome-moly barrel for exceptional longevity and accuracy paired with a Hiperfire® EDT Designated Marksman Trigger for a crisp consistent break. The mono-loc handguard system and full-length Picatinny rail provide a rigid optic-ready foundation for customization while full ambidextrous controls ensure seamless operation for any shooter. Whether for duty use range performance or defensive applications the STORM CAT4 PISOL is built to perform when it matters most.
The US PALM Hurricane Hybrid Muzzle Device on the Storm CAT 4 is one of the rifle’s standout design elements because it’s built to do two jobs at once: flash suppression and recoil control. Instead of being just a standard birdcage flash hider or a straight compensator it’s a hybrid comp/flash hider with a very aggressive helical twisted-prong design that follows the barrel’s twist direction. That spiral geometry isn’t just for looks—it helps redirect gases in a way that keeps the rifle flatter during fast follow-up shots while still helping break up muzzle flash.
Full Ambidextrous Controls
The US PALM Storm CAT 4’s full ambidextrous controls are engineered for shooters who demand speed adaptability and total command from either side of the rifle. Every critical touchpoint—from the safety selector and magazine release to the bolt catch/release and charging handle—is fully accessible without forcing the shooter to break grip or shift position. This creates a faster more intuitive shooting experience whether you’re running support-side transitions working barricades or performing rapid reloads under pressure.
MONO-LOC HANDGUARD SYSTEM
Built for absolute confidence the US PALM Mono-Loc handguard system delivers a monolithic-level lockup that pushes rigidity and control beyond the limits of a standard free-float rail. Its precision rear-locking interface keys directly into the upper receiver creating an ultra-secure foundation that resists flex maintains accessory alignment and keeps lasers or optics locked on target under hard use.
With a continuous top rail full M-LOK modularity and a rigid seven-sided profile the Mono-Loc gives shooters maximum space for mission-critical accessories without sacrificing balance or speed. Whether driving through barricades loading into sling tension or running high-tempo drills the system stays rock solid and repeatable.
This is more than a handguard—it’s a stability platform engineered for aggressive movement zero retention and total front-end control.
MATERIALS AND CONSTRUCTION:
- Upper Receiver: Type III Hardcoat Anodized 7075-T6 Aluminum
- Lower Receiver: Type III Hardcoat Anodized 7075-T6 Aluminum
- Furniture: US Palm 7-Sided M-LOK Rail US Palm Grip Magpul DT Carbine Stock
- Barrel: Cold Hammer Forged 4150 Chrome Moly Steel
- Magazine Capacity: 30-rounds
- Sight Configuration: Optic-ready Full Length Picatinny Rail
- Trigger: Hiperfire EDT Designated Marksman Trigger
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