Daniel Defense DDM4A1 RII 5.56 NATO Semi-Auto Rifle with 14.5 Inch Pinned and Welded Barrel

Daniel Defense DDM4A1 RII 5.56 NATO Semi-Auto Rifle with 14.5 Inch Pinned and Welded Barrel
$1,399.00 $2,403.00

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Product Description

What's in the Box

  • Daniel Defense DDM4A1 RII (5.56 NATO) rifle
  • (1) 32 Round Daniel Defense magazine
  • Daniel Defense full-latch impact plastic case
  • Owner's Manual

The Daniel Defense DDM4A1 RII is a hard-use, duty-ready 5.56mm NATO AR-15 style carbine built around a proven 14.5" M4-profile barrel and a rugged, free-float quad-rail handguard designed for serious accessory mounting. With a carbine-length gas system and a Picatinny top rail, the DDM4A1 RII delivers the handling and reliability shooters expect from Daniel Defense—ideal for enthusiasts looking for a premium 5.56 carbine with rock-solid build quality, excellent fit and finish, and all the mounting real estate needed for lights, lasers, grips, and optics.

Firearm Features

  • Daniel Defense DDM4A1 RII platform with free-float quad-rail handguard for maximum accessory mounting
  • 5.56mm NATO chambering (also compatible with most .223 Remington loads per manufacturer guidance)
  • 14.5" M4-profile barrel for balanced handling and classic carbine feel. Includes pinned and welded muzzle device.
  • Carbine-length gas system for proven cycling and performance
  • 1/2 x 28 muzzle threads (TPI) for common 5.56 muzzle device compatibility
  • Picatinny mounting system for optics and accessories

Firearm Specifications

  • Manufacturer: Daniel Defense
  • Model: DDM4A1 RII
  • Caliber: 5.56mm NATO
  • Barrel Length: 14.5" w/Pinned and Welded muzzle device; M4 Profile
  • Overall Length: 31 1/2" – 34 3/4" (with muzzle device)
  • Sights: None
  • Grips/Stock: DD Furniture
  • Magazine Capacity: 32 Rounds

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