DANIEL DEFENSE DDM4 M4A1 - 556 NATO - 14.5" - FDE - RISII - NO MAG
$2,240.00 - $2,351.69
DANIEL DEFENSE DDM4 M4A1 - 556 NATO - 14.5" - 10+1 - BLACK - RISII
Daniel Defense
$2,240.00 - $2,351.69
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Daniel Defense
DANIEL DEFENSE DDM4 M4A1 - 556 NATO - 14.5" - 10+1 - BLACK - RISII
The Daniel Defense DDM4 M4A1 in 5.56 NATO is a mil-spec inspired, combat-proven semi-automatic rifle built to the exacting standards that have made Daniel Defense a trusted name among military professionals, law enforcement, and serious civilian shooters alike.
- 14.5" cold hammer-forged barrel with pinned and welded flash hider for legal compliance
- CNC machined 7075-T6 aircraft-grade aluminum upper and lower receivers
- Matte black hard-coat anodized finish resists corrosion, wear, and harsh environments
- Daniel Defense RIS II free-float rail system for maximum accessory versatility
- Collapsible DD furniture stock and pistol grip for customizable length of pull
- Chambered in 5.56 NATO / .223 Rem for reliable, widely available ammunition compatibility
Who This Is For
The DDM4 M4A1 is purpose-built for experienced AR-15 enthusiasts, competitive shooters, and home-defense minded owners who demand military-grade reliability in a compact, maneuverable platform. If you want the closest civilian-legal equivalent to the M4A1 fielded by U.S. armed forces — with zero compromises on materials or craftsmanship — this is your rifle.
Specifications
| Caliber | .223 Rem / 5.56 NATO |
|---|---|
| Barrel Length | 14.5" (Pinned & Welded Flash Hider) |
| Capacity | 32+1 |
| Finish | Matte Black Hard-Coat Anodized |
| Receiver | CNC Machined 7075-T6 Aluminum |
| Rail System | Daniel Defense RIS II Free-Float |
| Stock | Collapsible DD Furniture |
| Sights | None (Optics Ready) |
| Magazine Included | 1 × 32-Round Magazine |
| Model / SKU | 02-088-11249-006 |
| Action | Semi-Automatic, Direct Impingement |
| Brand | Daniel Defense |
Frequently Asked Questions
Why is the barrel listed as 14.5" if it's not an NFA item?
The DDM4 M4A1 achieves its non-NFA status through a pinned and welded flash hider that permanently extends the barrel to a legally compliant overall length. This method is a common and ATF-accepted practice for achieving the compact M4 profile without requiring a Short-Barreled Rifle (SBR) tax stamp or NFA registration.
Does the RIS II rail system accept standard M-LOK or Picatinny accessories?
The Daniel Defense RIS II (Rail Interface System II) is a full Picatinny MIL-STD-1913 free-float quad-rail handguard. It provides four continuous rail sections at 3, 6, 9, and 12 o'clock positions, giving you maximum flexibility to mount lights, lasers, foregrips, and other tactical accessories. It does not use M-LOK slots natively, but M-LOK to Picatinny adapters are widely available.
What optics pair well with the DDM4 M4A1, given it ships with no sights?
The flat-top upper receiver features a full-length Picatinny rail, making it compatible with virtually any red dot, holographic sight, or low-power variable optic (LPVO). Popular pairings include the Aimpoint PRO or CompM5, EOTech XPS2, and Vortex Strike Eagle 1-6x. For a true mil-spec configuration, a fixed or folding iron sight set such as the Daniel Defense fixed front and rear irons is also highly recommended as a backup sighting system.
- Caliber:
- 556 NATO
- Capacity:
- 10+1
- Color:
- Black
- CA Compliant:
- Yes
- Barrel Length:
- 14.5"
- Type:
- Rifle