Colt AR15A4 5.56 NATO 20″ 30rd Matte Black

About this product

The Colt AR15A4 is a semi-automatic modern sporting rifle built around the original AR platform. Chambered for .223 REM/5.56 NATO, it uses a 20-inch government-profile barrel and an A2-style fixed stock with a detachable carry handle. The rifle combines a chrome moly vanadium barrel and a 1:7 twist rate with a traditional direct gas system and a removable 30-round magazine. Its configuration suits range use, precision-oriented shooting, and collectors who favor a classic A4 layout.

Key Specifications

• Chambered for .223 REM/5.56 NATO.
• The barrel measures 20 inches and uses a government profile.
• Barrel material is Chrome Moly Vanadium for durability.
• The twist rate is 1:7 to stabilize a wide range of projectiles.
• Action type is Semi-Auto with a direct impingement gas system.
• Standard capacity is 30 rounds with one removable magazine included.
• Stock is an A2 fixed synthetic design in black.
• Overall length is 39.5 inches with a reported weight of 7.7 lbs.
• Equipped with A2 front sight and detachable carry-handle rear sight and an A2 flash hider at the muzzle.
• Receiver material and major components use aluminum and steel construction with a matte black finish.

Combining Colt’s legacy styling with practical components, the AR15A4 offers a stable, familiar platform for shooters who value traditional A4 ergonomics and reliable construction. Its 20-inch barrel and 1:7 twist provide flexibility for a range of bullet weights, while the fixed A2 stock and detachable carry handle preserve the classic profile. For those seeking a straightforward, heritage-minded rifle with modern materials and a full-size AR layout, the Colt AR15A4 is a compelling option.

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