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Daniel Defense Daniel Defense4 M4A1 RIII 556NATO 14.5


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  • Manufacturer: Daniel Defense
  • UPC: 818773022927
  • MPN: 02-191-04238-047
  • Availability: 10 In Stock - Ships from warehouse in 1-2 weeks


  • LOWER RECEIVER: Proprietary with Enhanced Flared Magazine Well Fully Ambidextrous Controls and Rear Receiver QD Swivel Attachment Point. CNC Machined of 7075-T6 Aluminum Type III Hard Coat Anodized
  • UPPER RECEIVER: Mil-Spec with Indexing Marks and M4 Feed Ramps. CNC Machined of 7075-T6 Aluminum Type III Hard Coat Anodized
  • BARREL: Chrome Moly Vanadium Steel Cold Hammer Forged 1:7 Twist 14.5" Government Profile Chrome Lined Mil-Spec Heavy Phosphate Coated and HP/MPI Tested
  • GAS SYSTEM: Pinned Low Profile Gas Block CNC Machined of 4140 Hardened Steel with Mil-Spec Heavy Phosphate Coating Mid-length Direct Impingement
  • MUZZLE DEVICE: Pinned and Welded Daniel Defense Flash Suppressor Extended 17-4 PH Stainless Steel Salt Bath Nitride Finished
  • BOLT CARRIER GROUP: M16 Profile Mil-Spec MP Tested Chrome Lined Properly Staked Gas Key
  • BUFFER: H Buffer
  • SIGHTS: Sold Separately
  • HANDGUARD: Daniel Defense RIS III 12.5 Patented 6-Bolt Bolt-Up System Flat Dark Earth CNC Machined of 6061-T6 Aluminum
  • CHARGING HANDLE: GRIP-N-RIP Charging Handle Body CNC Machined of 7075-T6 Aluminum Handles & Latch CNC Machined of 6061-T6 Aluminum Heavy Duty Stainless Steel Roll Pins Type III Hard Coat Anodized
  • RECEIVER EXTENSION: 6 Position Mil-Spec 7075-T6 Aluminum
  • BUTTSTOCK: Daniel Defense Buttstock Glass Filled Polymer with Soft Touch Overmolding
  • PISTOL GRIP: Daniel Defense Pistol Grip Glass Filled Polymer with Soft Touch Overmolding
  • Made in the USA!



  • Mounting System M-LOK
  • Caliber 5.56mm NATO
  • Muzzle Thread 1 ? 2 × 28 TPI (Threads Per Inch)
  • Gas System Mid-length
  • Barrel Length 14.5"
  • Barrel Profile M4
  • Product Weight 6.39 lbs
  • Length 31 1/2” – 34 ¾”
  • Magazine DD Magazine
  • Case Daniel Defense Full-Latch Impact Plastic Case


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