The Great Lakes GL15 is a semi-automatic modern sporting rifle chambered in .400 Legend. It combines billet aluminum upper and lower receivers with a stainless threaded barrel, M-LOK handguard, and adjustable synthetic stock. The configuration is designed for practical range use and field applications.

Key Specifications

• The rifle is chambered in .400 Legend for compatible ammunition.
• The action is semi-automatic.
• The barrel is a stainless threaded barrel with a 1:16 twist rate and 5/8×24 thread pitch.
• The receivers are made from billet aluminum.
• The handguard measures 15 inches and uses the M-LOK mounting system.
• The rifle features a black Cerakote and stainless bi-tone finish.
• The stock is an adjustable black synthetic stock with a six-position collapsible design.
• The rifle includes Mil-Spec controls and a pistol grip.
• The overall length is listed as 36.5 inches.
• The rifle is made in the USA and includes swivel studs.

With its practical .400 Legend chambering, modular handguard, adjustable stock, and durable two-tone construction, the GL15 offers a straightforward platform for shooters who value adaptable equipment and clearly defined features.