The ATI Alpha Maxx Gen3 SGA is a semi-automatic .410 bore shotgun featuring an 18.50″ smooth-bore barrel and a 13″ polymer M-LOK handguard. It is finished in black and equipped with flip-up front and rear sights and an MM4-style stock. The shotgun is listed with a 2.50″ chamber and a 5 + 1 capacity configuration.
Key Specifications
- The gauge is .410 Bore.
- The action type is Semi-Auto.
- The barrel measures 18.50 inches and is a smooth bore.
- The chamber size is 2.50″.
- The capacity is listed as 5 + 1.
- The handguard is a 13″ M-LOK polymer unit.
- The stock material is Polymer.
- The sights are Flip Up Front & Rear.
- The finish is Black.
As a compact semi-automatic .410 platform, the Alpha Maxx Gen3 delivers a manageable shooting experience with modular M-LOK ergonomics and basic iron sights for practical range work, small-game field use, or compact duty/defensive roles where a lightweight, controllable shotgun is preferred. The combination of polymer furniture and a straightforward control layout keeps operation and maintenance simple while providing a modern tactical profile.
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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