Daniel Defense M4A1 Upper Flat Dark Earth / Black 5.56 / .223 Rem 16-inch


DD M4A1 Upper Specifications: 

  • UPC Code: 815604016612
  • Manufacturer: Daniel Defense
  • Manufacturer Part #: 23-004-13150
  • Model: M4A1
  • Type: Upper
  • Caliber: 223 Rem
  • Caliber: 556NATO
  • Barrel Length: 16″ (14.5″ with Pinned Brake)
  • Finish/Color: Flat Dark Earth
  • Accessories: M4 12.0 Rail
  • Type of Barrel: 1:7
  • Subcategory: Upper Receivers


The M4A1 Upper’s full-length Picatinny top rail provides ample space for mounting your favorite optics, sights, and accessories. Whether you’re a precision shooter or prefer close-quarters engagements, this versatile platform accommodates a wide range of accessories, allowing you to configure your firearm to optimize your shooting style.

Take your customization to the next level with the M4A1 Upper’s compatibility with a variety of muzzle devices. From compensators to flash hiders, you can fine-tune your firearm’s recoil management and muzzle control, enhancing your shooting experience and enabling faster follow-up shots.