Daniel Defense DDM4 ISR | .300 AAC Blackout | 16″ | 02-103-02041

The Daniel Defense DDM4 ISR is an integrally suppressed rifle system chambered for .300 AAC Blackout. The design incorporates the suppressor as part of the barrel assembly so the rifle is delivered factory-integrated and zeroed for suppressed fire. The suppressor outer tube uses heat-resistant alloys and a high-temperature protective finish; the baffle core is user-serviceable for periodic cleaning.

Product Specifications

• The model is DDM4 ISR from Daniel Defense.
• The caliber is .300 AAC Blackout.
• The barrel length is 16 inches, with an integral suppressor rendering the system NFA-classified.
• The magazine capacity is 32 rounds.
• The action is Semi-Auto.
• The primary material is listed as 7075 Aluminum.
• The finish is Black Anodized.
• The handguard is a Modular Float Rail (MFR) system (manufacturer lists MFR features).
• The rate of twist is 1-in-8″.
• The NFA attachment method is Integral.
• The ATF manufacturer is Daniel Defense Inc. and the ATF model is DDM4 ISR.
• The suppressor baffle type is 17-4PH Monolithic Baffle.
• The overall length is listed as 31.5 – 34.75 inches (configuration-dependent).
• The weight is listed as 13.6.
• The UPC is 815604018517.

The DDM4 ISR is intended for shooters who need an integrally suppressed platform out of the box: it supports suppressed precision or general-purpose range use and is suitable for applications where a factory-integrated suppressor is preferred for alignment and consistency. Its user-serviceable suppressor and rugged construction make it practical for regular maintenance cycles and extended use in field conditions.

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