Rock River Arms Mid A4 .308 Win 16″ 20rd Black

About this product

The Rock River Arms Mid A4 is a modern sporting rifle built around a semi-automatic AR platform and chambered in .308 / 7.62 NATO. It uses a mid-length gas system and a 16″ barrel to balance handling with ballistic performance. The rifle ships in a black finish and includes a Hogue grip and an RRA 6 Position Tactical Car stock. With a 20-unit capacity and semi-auto operation, it suits a range of practical shooting applications.

Key Specifications

• The caliber is .308 / 7.62 NATO.
• The barrel measures 16″.
• The action is Semi-Auto.
• The gas system is Mid-length.
• The capacity is 20.
• The color is Black.
• The stock is a RRA 6 Position Tactical Car.
• The grip material is Hogue.
• The barrel type (listed) is 1:10.
• The choke type (listed) is A2.

Purpose-built for informed, no-nonsense shooters, the Mid A4 offers a straightforward blend of familiar AR ergonomics and .308-level performance. Its configuration supports versatile field use and practical-range work while the RRA components and Hogue grip provide a purposeful, utilitarian feel for shooters who prioritize reliability and straightforward function.