Description
The Daniel Defense DDM4 V7 Pro is the long-barreled, rifle-gas member of the DDM4 family, and this one is set up for California compliance with a 10 round Magpul PMAG. It runs an 18 inch S2W profile cold hammer forged barrel, a rifle-length gas system, and the Daniel Defense MFR 15.0 M-LOK handguard, all in black hard coat anodizing.
Daniel Defense DDM4 V7 Pro Barrel and Gas System
S2W stands for Strength to Weight, and it is Daniel Defense own heavy barrel profile. It puts steel where the barrel actually needs it and removes it where it does not, so you get the accuracy and heat capacity of a heavy barrel without the full weight penalty. The barrel is chrome moly vanadium, cold hammer forged, chrome lined and finished in mil-spec heavy phosphate, with a 1:7 twist.
Gas is rifle length, which is only possible because the barrel is 18 inches. Rifle-length gas is the softest-shooting configuration on an AR-15: the longest dwell time, the lowest port pressure, and the gentlest impulse. Combine that with the Muzzle Climb Mitigator Gen II at the muzzle and this rifle stays remarkably flat under fast strings.
Daniel Defense DDM4 V7 Pro Handguard and Receivers
The MFR 15.0 handguard is 6061-T6 aluminum with M-LOK slots at multiple clock positions and a continuous Picatinny top rail. It free floats the barrel and mounts with Daniel Defense bolt-up interface, which is stiffer than most barrel nut designs and keeps a mounted light or laser holding zero.
Both receivers are 7075-T6 aluminum, Type III hard coat anodized, with M4 feed ramps up top and an enhanced flared magazine well on the lower. The buttstock and pistol grip are Daniel Defense glass filled polymer with soft touch overmolding, and the bolt carrier group is an M16 profile, magnetic particle inspected, chrome lined, with a properly staked gas key.
Specifications
- Model: DDM4 V7 Pro, California compliant
- Manufacturer part number: 02-128-16541-055
- Caliber: 5.56x45mm NATO
- Action: Semi-automatic, direct impingement
- Capacity: 10 rounds, Magpul PMAG
- Barrel length: 18 in., S2W heavy profile
- Barrel: Cold hammer forged chrome moly vanadium, chrome lined, mil-spec heavy phosphate
- Twist rate: 1:7
- Gas system: Rifle length with pinned low profile gas block
- Muzzle: Threaded 1/2×28 with Muzzle Climb Mitigator Gen II
- Handguard: Daniel Defense MFR 15.0 M-LOK, 6061-T6 aluminum
- Receivers: 7075-T6 aluminum, Type III hard coat anodized, flared magwell
- Stock and grip: Daniel Defense glass filled polymer with soft touch overmolding
- Bolt carrier group: M16 profile, MP tested, chrome lined, staked gas key
- Weight: 7.4 lbs.
- Overall length: 34.75 in. to 37.875 in.
- Sights: None, optic ready
- UPC: 815604019385
Why Buyers Choose the Daniel Defense DDM4 V7 Pro
The 18 inch barrel is the whole argument. It gains meaningful velocity over a 16 inch gun, which extends the effective range of 5.56 by a real margin, and it makes rifle-length gas possible. Shooters who have run both back to back usually describe the Pro as noticeably smoother, and that translates into faster sight recovery between shots.
You also get the parts Daniel Defense refuses to compromise on. A cold hammer forged chrome lined barrel, an MP tested bolt carrier group, and a genuinely rigid handguard are the three things that determine whether an AR is still shooting well at round 20,000. This rifle has all three from the factory.
Who Should Buy It
The Daniel Defense DDM4 V7 Pro suits shooters in capacity-restricted states who want a serious general-purpose AR without a compliance project, and anyone who values a soft-shooting, accurate 5.56 for competition, training, or defense. The extra two inches of barrel also make it a better varmint and predator rifle than a carbine. If you need something short for vehicle work or a compact home defense gun, a 16 inch or shorter build will handle better in tight spaces.
Learn more from Daniel Defense, or browse the rest of our firearms selection.
Every firearm we list ships to your chosen FFL and is transferred there after a background check.
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