Daniel Defense DD4 RIII URG 5.56mm 16" Black Upper Receiver Group

The Daniel Defense DD4™ RIII™ 5.56mm 16" Black Upper Receiver Group delivers combat-proven performance with a refined design. At its core is a 16-inch Cold Hammer Forged Government Profile barrel, precision engineered from Chrome Moly Vanadium steel with a 1:7 twist for enhanced accuracy and durability. Daniel Defense’s mid-length gas system ensures a smoother recoil impulse, making rapid and precise follow-up shots effortless.

Equipped with the 12.5-inch RIS III rail, a modernized evolution of the legendary SOCOM RIS II handguard, this upper provides lightweight strength and full M-LOK compatibility for mounting optics, lights, and mission-essential accessories. The GRIP-N-RIP Charging Handle offers ambidextrous operation, while the included M16-profile bolt carrier group ensures reliability under hard use.

Built with top-tier materials, including a 7075-T6 aluminum upper receiver and a mil-spec Daniel Defense flash suppressor, this URG is designed for shooters who demand uncompromising performance. Proudly made in the USA, the DD4 RIII URG is ready to be the backbone of your next rifle build.

Key Features:

• 16" Cold Hammer Forged barrel – Chrome lined, phosphate coated, and HP/MPI tested for strength and longevity

• Mid-length gas system – Softer recoil, smoother cycling, and enhanced accuracy

• 12.5" RIS III lightweight rail – CNC-machined, M-LOK compatible, modeled after the SOCOM RIS II

• GRIP-N-RIP ambidextrous charging handle – Durable, reliable, and easy to manipulate

• M16-profile BCG included – Full-auto rated for superior durability

• Flash suppressor – Nitride-finished stainless steel for corrosion resistance

• 7075-T6 aluminum receiver – Hard coat anodized to Mil-Spec standards

• 100% Made in the USA

Upgrade your rifle with the Daniel Defense DD4 RIII Upper Receiver Group—available now at BattleHawk Armory.