The DDM4 V7P in .300 Blackout is a short-barreled AR-style pistol built for ranch work, truck duty, and close-quarters use. This dd m4v7p pistol 300blk 30rd brn psb comes with a 10.3-inch barrel, MFR 9.0 M-LOK rail, and SB Tactical SBA3 brace. It’s ready to run suppressed or loud, and it cycles subsonic and supersonic ammunition without fuss.
Specifications
| Manufacturer | Daniel Defense |
|---|---|
| Model | DDM4 V7P |
| Material | 7075-T6 aluminum upper/lower receiver, cold-hammer-forged chrome-moly vanadium barrel |
| Compatibility | Accepts standard AR-15 lower parts, triggers, and grips; works with most .300 BLK magazines and suppressors |
| Finish | Brown (Cerakote) – per manufacturer specs |
| Weight | 5.8 lbs (unloaded, without magazine) – per manufacturer specs |
| Condition | New |
Key Features
- 10.3-inch cold-hammer-forged barrel – Why it matters: gives you a compact package that still stabilizes .300 BLK rounds, both subsonic and supersonic, for reliable expansion and accuracy out to 200 yards.
- MFR 9.0 M-LOK rail – Why it matters: lets you mount lights, lasers, or a foregrip exactly where you need them, and the free-float design keeps shots consistent even with a suppressor hanging off the muzzle.
- SB Tactical SBA3 pistol brace – Why it matters: five-position adjustable like a carbine stock, but legally a brace – gives you a solid cheek weld and an ambidextrous QD sling mount so you can carry it hands-free across rough terrain.
- Muzzle device compatible with suppressors – Why it matters: the barrel is threaded 5/8×24 and the included muzzle brake works with most .30-caliber cans, so you can run it quiet without swapping parts.
- 30-round magazine included – Why it matters: comes ready to load and shoot right out of the box – no hunting for mags when you open the case.
Who It’s For
This pistol is for ranchers, rural workers, and utility buyers who need a compact rifle-caliber tool that fits in a truck cab, works with a suppressor for predator control or training, and can handle rough conditions. It’s not a safe queen – it’s a working gun.
Pros and Cons
- Pros: Reliable cycling with both subsonic and supersonic ammo; M-LOK rail offers lots of mounting options; SB Tactical brace gives stability without NFA paperwork; cold-hammer-forged barrel lasts thousands of rounds.
- Cons: Price is higher than many entry-level AR pistols – you pay for the Daniel Defense name and quality control; the 10.3-inch barrel loses some velocity compared to 16-inch builds, especially with supersonic loads.
Comparison: DDM4 V7P vs. Geissele Super Duty Pistol vs. Zev Technologies OZ9
| Feature | DDM4 V7P (.300 BLK) | Geissele Super Duty Pistol (5.56) | Zev Technologies OZ9 (9mm) |
|---|---|---|---|
| Caliber | .300 Blackout | 5.56 NATO | 9mm |
| Barrel Length | 10.3 inches | 10.3 inches | 5.0 inches |
| Brace | SB Tactical SBA3 | SB Tactical SBA3 | None (pistol configuration) |
| Rail System | MFR 9.0 M-LOK | Geissele MK4 M-LOK | Zev integral slide |
| Weight (unloaded) | 5.8 lbs | 5.9 lbs | 1.9 lbs |
| Price | $2,216 | ~$1,900 | ~$1,800 |
| Best For | Suppressed shooting, truck gun, ranch work | Home defense, duty use (5.56) | Competition, concealed carry |
The DDM4 V7P beats the Geissele in .300 BLK versatility for suppressor use, but the Geissele is lighter on the wallet. The Zev OZ9 is a different animal – 9mm handgun, not a rifle-caliber pistol – so choose based on your needs.
FAQ
Is the DDM4 V7P legal to own without a tax stamp?
Yes, because it’s sold as a pistol with a stabilizing brace, not a short-barreled rifle. You can own it without an NFA tax stamp as long as you don’t attach a vertical foregrip or a stock that makes it an SBR. Check your state laws – some restrict pistol braces.
Does this pistol cycle subsonic .300 Blackout reliably?
Yes, the 10.3-inch barrel and gas system are tuned for .300 BLK, and Daniel Defense uses an adjustable gas block (though it’s factory-set). With a suppressor, subsonic rounds cycle without issues. Without a can, you might get short strokes on very quiet loads – test yours.
Can I mount a suppressor directly to the barrel?
The barrel is threaded 5/8×24, so most .30-caliber suppressors screw on directly. The included muzzle brake also works as a QD mount for some suppressor brands. Just make sure your can is rated for .300 BLK barrel lengths under 10.5 inches.
What is the effective range of this pistol?
With supersonic ammo, you can hit man-sized targets out to 300 yards. With subsonic rounds, keep it under 150 yards for reliable expansion and accuracy. It’s a close-quarters tool, not a sniper rifle.
Does the SBA3 brace count as a stock?
No, the SB Tactical SBA3 is classified by the ATF as a pistol brace, not a stock. It’s length-adjustable but designed to be used with one arm or against the shoulder as a brace. As of April 2026, it remains legal per current ATF rulings.
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Shop more AR pistols in our AR Pistols collection. Also check out our Suppressors and .300 Blackout Ammunition to complete your setup.
Last updated: April 2026
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