The STORM CAT4 pistol from Century Arms and US Palm is a compact AR-style platform configured around a short, threaded barrel for maneuverability and accessory compatibility. It is built with a mono-loc M-LOK handguard and a full-length Picatinny rail to support optics and mission-specific attachments. Ambidextrous controls, an adjustable brace, and a Hiperfire EDT trigger aim to deliver intuitive operation and consistent trigger breaks for range, duty, or defensive contexts.
Key Specifications
- The action is Semi-Auto.
- The caliber is .223 REM/5.56 NATO.
- The barrel measures 11.50″ and is threaded.
- The barrel type is Cold Hammer Forged.
- The capacity is 30 + 1 rounds.
- The muzzle is fitted with a US Palm Hurricane Flash Hider.
- The trigger is a Hiperfire EDT Designated Marksman Trigger.
- The handguard system is M-LOK with a full-length Picatinny rail for optics.
- The stock/brace is an Adjustable Pistol Brace in black polymer.
- The rifle/upper and lower receiver finish is Anodized (Type III Hardcoat) in black.
Built to provide a compact, configurable platform, the STORM CAT4 balances front-end rigidity with lightweight handling through its mono-loc handguard and full-length rail. The combination of ambidextrous controls and an upgraded trigger makes this pistol suitable for informed shooters who prioritize reliability, modularity, and repeatable performance at the range or in operational roles.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
