The ATI Alpha Maxx is a .300 AAC Blackout semi-automatic AR-style rifle designed as a versatile, range-ready platform. It pairs a polymer receiver and MM4 synthetic stock with a threaded steel barrel and flip-up sights, and features a 13″ M-LOK polymer handguard for accessory mounting. The rifle is finished in matte black and built for straightforward, adaptable use.
Key Specifications
- Caliber: .300 AAC Blackout.
- Action: Semi-Auto.
- Handguard: 13″ M-LOK polymer for modular accessory attachment.
- Stock: ATI MM4 synthetic rear stock.
- Receiver: Polymer with Picatinny rail upper for optics and accessories.
- Barrel material: Steel with a black finish and threaded muzzle.
- Rate of twist: 1:8.
- Thread pattern: 5/8×24 (NFA-compatible thread pattern).
- Sights: Flip Up Front & Rear iron sights included.
- Weight: 5.50 lbs (manufacturer specification).
Configured with practical furniture and a threaded barrel, the Alpha Maxx is a straightforward, adaptable AR platform suitable for range use and general-purpose shooting. Its combination of a polymer receiver, M-LOK handguard and MM4 stock makes it an easy-to-configure base for optics and accessories while maintaining a durable, user-focused design.
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.




