ACI-15 556 HALO 10.3 MK4 SBR (NFA)

The ACI-15 5.56 HALO 10.3 MK4 SBR (NFA) is a premium semi-automatic rifle chambered in 5.56×45 NATO, designed with a compact 10.3-inch barrel for enhanced maneuverability. Built with high-quality materials and precision engineering, it features a free-floating M-LOK handguard, a full-length Picatinny rail for optics and accessories, and ergonomic controls for improved handling. Its robust construction ensures reliable performance and consistent accuracy, making it suitable for professional training, sport shooting, and recreational range use. As a Short-Barreled Rifle (SBR), this model is subject to National Firearms Act (NFA) regulations in the United States, and ownership or transfer may require compliance with applicable federal, state, and local laws. Learn more