Daniel Defense DDM4 V9 5.56mm NATO AR-15, 16 in CHF Chrome-Lined Barrel, 15.0 Quad Rail, Magpul UBR Stock
This Daniel Defense DDM4 V9 stands out with its 16-inch cold-hammer-forged, chrome-lined barrel, mid-length gas system, and full-length DDM4 Rail 15.0 quad Picatinny handguard. It has been customized with a Magpul UBR adjustable carbine stock and a user-applied earth/black rattle-can finish. Markings include DDM4V9 on the upper and Daniel Defense information from Black Creek, GA, with caliber marked 5.56.
Condition
Overall Condition: Good condition, showing some signs of prior use and handling.
Bore Condition: Good - Clean, well-maintained, minor wear marks.
Bore Rifling: Good Rifling - Intact, well-defined lands and grooves.
Specific Condition Notes: There are scratches on exterior surfaces and worn paint throughout the user-applied earth/black finish.
What’s Included
- Magpul UBR adjustable carbine stock (installed)
- Pistol grip with overwrap (installed)
- 1x 30-round Magpul PMAG polymer magazine
The DDM4 V9 configuration pairs a direct-impingement, semi-automatic action with a mid-length gas system for balanced cycling. The upper is marked DDM4V9 and 5.56, with Daniel Defense manufacturer and model markings on the receivers. A dust cover, forward assist, and shell deflector are present, and the upper shows an A forging code.
The 16-inch barrel is cold-hammer-forged, chrome-lined, and government profile with a 1:7 twist for 5.56mm NATO. Threads are 1/2x28 at the muzzle, and a Daniel Defense flash suppressor is installed.
A free-floating Daniel Defense DDM4 Rail 15.0 quad Picatinny handguard provides full-length rail space. The rail is 6061-T6 aluminum with Type III hard-coat anodizing, features top T-marks and side R-marks, and integrates QD sling sockets.
Customization includes a Magpul UBR adjustable carbine stock with a QD sling socket and an overall length of pull of 13.0 inches. The rifle also has a textured pistol grip with a wrap/overwrap, plus a user-applied rattle-can earth/black paint scheme over the factory hard-anodized finish.
Capacity is 30+1 with the included Magpul PMAG. The rifle retains the manual safety selector and aluminum receiver construction. Country of origin is the United States.

