DANIEL DEFENSE M4A1 RIII URG 5.56MM 14.5″ BLK

The Daniel Defense M4A1 RIII URG is an upper receiver group configured for .223 REM/5.56 NATO. It includes a 14.5″ M4 barrel and a Black RIS III 12.5″ M-LOK rail for modular accessory placement. The assembly ships with a pinned/welded DD flash hider and the GRIP-N-RIP charging handle, finished in matte black.

Key Specifications

• The product type is Accessory-Uppers.
• The caliber is listed as .223 REM/5.56 NATO.
• The barrel length is listed as 14.5″ M4.
• The handguard is a Black RIS III 12.5″ M-LOK Rail.
• The muzzle device is a Pinned/Welded DD Flash Hider.
• The charging handle is a GRIP-N-RIP Charging Handle.
• The finish is Matte Black.
• The rate of twist is listed as 1-in-7″.
• The weight is listed as 5.1.
• The country of origin is US.

This Daniel Defense URG is suited to builders and shooters who need a factory-configured upper with an integrated M-LOK rail and a pinned flash hider. Its configuration supports versatile accessory mounting and straightforward integration into compatible .223/5.56 platforms.