The ATI Alpha Maxx HGA is a compact, semi-automatic, magazine-fed .410 gauge pistol configured around an 8.75 in rifled barrel and a braced buffer tube. It features a 9″ polymer M-LOK handguard and flip-up front and rear sights for modular accessory mounting and basic sighting. The design suits close-range utility roles such as pest control, short-range shooting, and compact-collection applications.
Key Specifications
- Chambered in .410 gauge.
- The barrel measures 8.75 in and is rifled for compatibility with specified shot and slugs.
- The barrel twist rate is 1:20.
- The action is semi-automatic, magazine-fed.
- The magazine capacity is 5 rounds.
- Handguard is a 9″ polymer M-LOK unit for accessory attachment.
- Sights are flip-up front and rear for basic sighting and storage.
- Barrel material/finish is steel, black.
- Stock/brace material is synthetic.
- Model series is listed as Gen 3.
The Alpha Maxx HGA delivers a compact, modular platform that combines the characteristics of a pistol-style shotgun with accessory-friendly ergonomics. Its rifled short barrel and M-LOK handguard allow for a range of short-range uses while remaining easy to store and transport, making it a practical option for owners seeking a compact .410 platform with modern attachment capability.
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.
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