#html-body [data-pb-style=VVWJQ6N]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}The AAC 300-SD is a modernized 3D-printed Titanium silencer that makes .300 Blackout "Hollywood quiet." In its 8-inch long configuration, it weighs just 12.2 oz and delivers maximum suppression. This semi-auto rated can eliminates flash and gas blowback for a smooth, immersive field experience today. Experience versatility with the 300-SD's modular design. Swap to the 5.4-inch short setup (5 oz) for a compact, pointable PDW. The 1.375x24 HUB interface allows you to run any mount on your .300 BLK rig. Shop PSA for 2026's best deals and fast FFL shipping on this top-tier, multi-length suppressor.