Daniel Defense 14.5" 5.56 DDM4v5 S Rifle with 12" DDM4 Quad Rail and Pinned Flash Suppressor - Black

SKU: 02-123-02049-047
MPN: 02-123-02049-047
Manufactured by Daniel Defense
1 Reviews


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Items that are regulated by the ATF have restrictions and requirements: 
•Your entire order will ship only to a Federal Firearm License holder.
•Current processing time can be 1-3 days.
•A copy of your order/invoice as well as the current FFL license for your local dealer must be emailed to ffl@primaryarms.com.


When appropriate, areas with magazine capacity restrictions will receive a 10-round magazine substituted for the factory 30-round magazine.

The Daniel Defense DDM4V5 S is the perfect platform for shooters looking to run a red dot, magnified optic, or even night vision on their rifle. The nearly monolithic flat top setup provides a practically continuous top rail that is ideal for your favorite sights, optics, and night vision accoutrements. With a 12" DDM4 quad rail, handy government profile barrel, and a full set of Daniel Defense's rugged and ergonomic furniture, the DDM4 S will be a sure-fire favorite in your collection.

The S features a 14.5" government profile barrel with pinned and welded flash hider to meet 16" minimum barrel length requirements.

  • Enhanced lower receiver with flared magazine well and rear QD sling swivel cup.
  • Soft shooting mid-length gas system balanced with a heavy buffer for smooth recoil.
  • M16 cut MIL-SPEC bolt carrier group with properly staked gas key and chrome lined bore.
  • 12" DDM4 Rail provides plenty of accessory space and includes 3 rail covers.
  • Effective flash suppressor has been permanently attached.
  • Daniel Defense overmolded pistol grip, collapsible stock, and vertical foregrip.
  • Rail has been anodized black.


Barrel CoatingManganese Phosphate
Barrel ContourGovernment
Barrel Length14.5
Barrel LiningChrome
Barrel Material41V50 Chrome Moly Vanadium Steel
BrandDaniel Defense
Caliber Gauge5.56 NATO
Gas System LengthMid-Length
Gas System TypeDirect Impingement
Handguard12 in Daniel Defense DDM4 Quad Rail
Muzzle DeviceDaniel Defense Extended Flash Hider - Pinned and Welded
Thread Pattern1/2 X 28
Twist Rate1:7
Weight6.25 lbs

Ratings & Reviews

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Better in person


I bought one of these rifles in mil-spec brown and this thing looks so much better in person. The barrel and flash suppressor ratio looks awesome with that rail.