The Daniel Defense DD4 M4A1 RIII is a semi-automatic modern sporting rifle built around a 14.5-inch cold hammer-forged barrel and a mid-length gas system. It incorporates the RIS III 12.5″ M-LOK handguard and a fully ambidextrous lower to support both right- and left-handed operation. Construction uses CNC-machined 7075-T6 aluminum receivers and a pinned-and-welded flash suppressor for a consistent, service-oriented configuration.
Key Specifications
- The model is Daniel Defense DD4 M4A1 RIII.
- The rifle is chambered in 5.56mm NATO.
- The barrel measures 14.5 inches.
- Barrel construction is Chrome Moly Vanadium cold hammer-forged, chrome-lined.
- The gas system is a mid-length direct impingement design.
- The handguard is a 12.5-inch RIS III with M-LOK attachment points.
- Receivers are CNC machined from 7075-T6 aluminum.
- The action is Semi-Auto.
- The rifling rate is 1:7.
- Controls include a fully ambidextrous lower and GRIP-N-RIP charging handle.
Purpose-built for reliability and ergonomics, the DD4 M4A1 RIII combines a service-profile barrel and mid-length gas system with modern modularity from the RIS III M-LOK handguard. Its ambidextrous control set and robust CNC-machined receivers make it a practical choice for range work, training, and duty-style applications where consistent function and user adaptability are priorities.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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