The Daniel Defense DD4 RIII is a semi-automatic rifle built on a CNC-machined 7075-T6 aluminum receiver and configured with a 16" barrel. It is chambered for .223 REM/5.56 NATO and uses a mid-length gas system. This configuration ships without a magazine and includes a threaded muzzle with a 1/2×28 thread pattern. The DD4 RIII is intended for informed shooters seeking a balanced 16-inch platform for range use, duty applications, and general-purpose precision work.
Key Specifications
- Chambered for .223 REM/5.56 NATO.
- Barrel measures 16″ for a balance of maneuverability and velocity.
- Action type is Semi-Auto.
- Receiver material is CNC Machined 7075-T6 Aluminum.
- Finished in Matte Black Hard Coat Anodized.
- Overall weight listed as 6.52 lbs..
- Configured with a Mid-Length Gas System.
- Includes a FDE 12.5″ RIS III M-LOK Rail as an additional feature.
- Barrel twist rate is 1-in-7.
- Muzzle thread pattern is 1/2×28.
The DD4 RIII pairs Daniel Defense engineering with a practical 16″ AR platform, offering durable materials and a feature set suited to shooters who prioritize build quality and modularity. Its mid-length gas system and robust receiver construction make it a capable option for target work and general-purpose use while the no-magazine configuration reflects typical retail delivery practices.
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