Combat Armory CA15 5.56 Rifle 16" Barrel M-Lok

Combat Armory CA15 5.56 Rifle

This is a no-nonsense, Mil-Spec AR-15 built to exacting standards for shooters who demand reliability and performance.

Construction & Materials

The rifle is machined from billet 7075-T6 aluminum—the same material used in aircraft construction—and finished with hard-coat Type III anodizing for durability. Every component meets military specifications, ensuring compatibility and dependability in the field or at the range.

Barrel & Gas System

Barrel Specifications:

• 16" length with M4 profile
• 4140 chrome moly vanadium steel with Melonite finish
• 1:7 twist rate for excellent accuracy with a wide range of ammunition weights
• 1/2x28 thread pitch for standard muzzle devices
• M4 feed ramps for reliable feeding

The carbine-length gas system pairs with a low-profile .750 gas block for smooth, predictable operation. An A2 flash hider is included to reduce muzzle flash.

Ergonomics & Handling

• Handguard: 15" free-float slim M-Lok rail provides mounting flexibility without adding bulk
• Safety: Ambidextrous MIL-STD safety lever for left and right-handed shooters
• Controls: MIL-STD charging handle, forward assist, and dust cover
• Stock: Pistol tube buffer configuration

Magazine & Capacity

The rifle ships with one 30-round 5.56 magazine, providing ample capacity for training, competition, or defensive use.

The Bottom Line

This is a straightforward, well-engineered rifle that prioritizes function over frills. It's an excellent choice for shooters building their first AR-15 or those seeking a reliable, no-compromise platform.