Daniel Defense DD4 RIII Rifle, 5.56mm, 16-Inch, CA Compliant, FDE

The Daniel Defense DD4 RIII in 5.56x45mm/.223 Remington (MPN 02-191-03270-055) is a lighter-weight, fully ambidextrous version of the industry-standard DDM4, giving right- and left-handed shooters equal flexibility and control. Daniel Defense pairs a 16-inch barrel with a 1-in-7-inch twist and a mid-length gas system for smooth, reliable cycling that reduces perceived recoil and part wear, all wrapped in a 12.5-inch RIS III rail with easy M-LOK accessory attachment. This California-compliant configuration feeds from a fixed 10+1 capacity magazine and ships in flat dark earth with no factory sights. Among AR-platform rifles in the AR rifles category, the DD4 RIII favors California shooters who want a fully ambidextrous, lightweight 5.56 AR-15.

Key Specifications

• Chambered in 5.56x45mm/.223 Remington.
• Rifled at a 1-in-7-inch rate of twist.
• Features a 16-inch barrel with a mid-length gas system.
• Includes a 12.5-inch RIS III rail with M-LOK attachment.
• Built fully ambidextrous for left- and right-handed shooters.
• Feeds from a fixed 10+1 capacity magazine for state compliance.
• Ships with no sights installed.
• Finished in flat dark earth (FDE).
• Overall length is approximately 36 inches.

Frequently Asked Questions

Is this rifle ambidextrous? Yes, fully ambidextrous controls serve left- and right-handed shooters equally.

Why is the magazine fixed at 10 rounds? This configuration complies with California magazine-capacity rules.

What gas system does this rifle use? A mid-length system for smooth cycling and reduced recoil.

Buy the Daniel Defense DD4 RIII, CA Compliant

A fully ambidextrous, lightweight 5.56 AR-15 is exactly what the DD4 RIII delivers. As soon as it is ready to ship, order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.