ATI MilSport SBR 5.56 7" 7" M-LOK – Ultra-Compact Short-Barreled Rifle

The ATI MilSport SBR 5.56x45mm 7" 7" M-LOK (Model ATIG15MS556SBR7, UPC 810113114941) is one of the most compact and maneuverable short-barreled rifles available. Chambered in 5.56 NATO, this ultra-short SBR features a 7-inch barrel paired with a matching 7-inch M-LOK handguard, creating an extremely short overall length ideal for close-quarters battle, home defense, and confined space operations. This complete package includes flip-up front and rear sights, an SR-1 adjustable stock, and a high-capacity 60-round magazine, making it a ready-to-use tactical platform right out of the box.

Designed for shooters who need maximum maneuverability without sacrificing firepower, the ATI MilSport 7" SBR delivers reliable AR-15 performance in one of the smallest packages possible while maintaining the ballistic advantages of the 5.56 cartridge.

Key Features of the ATI MilSport SBR 5.56 7"

Why Choose the ATI MilSport SBR 5.56 7"?

The ATI MilSport SBR 5.56 7" is specifically engineered for users who require the shortest possible overall length in a 5.56 platform. With its 7-inch barrel and 7-inch handguard, this SBR is significantly more compact than most other short-barreled rifles on the market, making it an excellent choice for home defense in tight hallways, vehicle defense, or any situation where maneuverability is critical. Despite its small size, the rifle maintains the reliability and accuracy expected from the AR-15 platform. The inclusion of a 60-round magazine gives shooters a major capacity advantage right out of the box. ATI has equipped this model with practical features including flip-up sights and the SR-1 stock, allowing users to deploy the rifle immediately while still leaving room for further customization. Whether you’re a professional operator, competitive shooter, or civilian looking for a highly compact defensive rifle, the ATI MilSport 7" SBR offers an outstanding combination of size, capacity, and performance in one complete package.

Technical Specifications

The ATI MilSport SBR 5.56x45mm 7" 7" M-LOK (Model ATIG15MS556SBR7, UPC 810113114941) is an ultra-compact short-barreled rifle designed for maximum maneuverability in confined spaces. Featuring a 7-inch barrel and 7-inch M-LOK handguard, this SBR is one of the shortest 5.56 platforms available while still delivering reliable AR-15 performance. The rifle comes complete with flip-up front and rear sights, an SR-1 adjustable stock, and a high-capacity 60-round magazine, providing everything needed for immediate use. The 7-inch configuration makes this MilSport SBR particularly well-suited for home defense in tight hallways, vehicle-based operations, and any scenario where a full-size or even standard SBR would be too long. Despite its compact size, the rifle maintains the accuracy and reliability that the AR-15 platform is known for. ATI has designed this model to offer a balance of extreme compactness, high magazine capacity, and practical features in one ready-to-deploy package. Whether used for professional applications, tactical training, or as a highly maneuverable personal defense weapon, the ATI MilSport SBR 5.56 7" delivers strong performance in the smallest possible footprint.