AAC 300-SD | .300 AAC Blackout Suppressor | Titanium

The AAC 300-SD is a purpose-built suppressor optimized for subsonic .300 AAC Blackout ammunition, designed to significantly reduce the sound signature of subsonic loads. It is constructed from titanium to provide a low weight-to-strength ratio and is offered in modular full and compact configurations. The unit is HUB compatible and includes a 1X16LH flash hider to support common mounting and alignment preferences. Typical applications include range training with subsonic loads and precision suppressed shooting with .300 AAC Blackout platforms.

Product Specifications

• The manufacturer is AAC (Advanced Armament).
• The model designation is 300-SD.
• The suppressor is chambered for .300 AAC Blackout.
• The exterior finish is Black.
• The primary material is Titanium for strength and reduced weight.
• The listed weight is 12.2 oz.
• The unit is available in two length configurations: 8 inches (full) and 5.43 inches (compact).
• The product ships with a 1X16LH flash hider included.
• The design is specified as HUB Compatible.
• The product subcategory is Suppressors.
• The product type is Suppressor.
• The UPC for this item is 810141223066.

For shooters seeking a lightweight, modular suppressor engineered around subsonic .300 AAC Blackout performance, the AAC 300-SD provides a focused solution that balances low mass, durable construction, and practical mounting options. Its compact footprint and titanium construction make it well suited to builds where weight and modularity matter.