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IA Iron River Armory

Daniel Defense DDM4 PDW .300 Blackout Pistol, 7 in, 30rd

SKURSR|DD02-088-05075-047 Conditionnew CategoryAR Pistols
$2348.32
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About this product

Compact and easy to transport, the Daniel Defense DDM4 PDW is an AR-style pistol designed for close-quarters use and personal defense. Its 7-inch .300 Blackout cold hammer-forged barrel is optimized for short-barrel ballistics and supports both subsonic and supersonic loads. The PDW configuration includes a Maxim Defense CQB pistol brace and a 6-inch MFR XL flat front rail with M-LOK attachment points for accessory compatibility. The package includes a 30-round Magpul PMAG and a Daniel Defense full-latch impact plastic case.

Key Specifications

  • Chambered in .300 AAC Blackout.
  • The barrel measures 7 inches and is cold hammer-forged.
  • The barrel profile is S2W (Daniel Defense proprietary heavy barrel).
  • Twist rate is 1:7 for compatibility with subsonic and supersonic projectiles.
  • Muzzle threads are 5/8-24 TPI to accept common muzzle devices.
  • Capacity is 30 rounds with the included Magpul PMAG.
  • Product weight is 5.7 lbs.
  • Overall length is 20 3/4-24 3/4 inches (with muzzle device).
  • Handguard is the MFR XL 6.0 M-LOK with M-LOK attachment points.
  • The pistol ships with a Maxim Defense CQB Pistol Brace.

The DDM4 PDW pairs a compact footprint with purpose-built components to deliver controlled handling in confined environments. Durable construction, a proven pistol-length gas system, and broad accessory compatibility make it well suited for shooters who prioritize maneuverability and modularity. Built in the USA, this platform provides a rugged, configurable option for short-range and practical defensive applications.

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Specs at a glance

Daniel Defense DDM4 PDW .30… SPECS AT A GLANCE 5.7 lbs WEIGHT 7 inches SIZE
Editorial diagram — measurements verified during testing.
Sources & methodology. Editorial review and rating by Travis Caldwell based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$2348.32