Radical Defense CS-3 Compact Suppressor .300 AAC Blackout

The Radical Defense CS-3 is a compact, hub-mount suppressor offered for .300 AAC Blackout. It uses a 3D-printed monolithic design in a nickel-based Super Alloy for durability and thermal resistance, and is engineered with forward venting to reduce back pressure and felt blowback. The unit is supplied with a KFM flash hider and a hub mount sized for 5/8×24 threads.

Key Specifications

• The caliber is listed as .300 AAC Blackout.
• The overall length is 5 inches.
• The outer diameter measures 1.78 inches.
• The weight is 14.4 oz.
• The material is specified as Haynes 282, a nickel-based super alloy.
• The thread pattern is 5/8×24.
• The finish is listed as IR non-reflective coating.
• The package includes a KFM flash hider accessory.
• The model designation is CS3.
• The design style is a 3D-printed monolithic, forward-venting suppressor intended to manage thermal and pressure characteristics.

Compact and engineered for demanding use, the CS-3 blends modern additive manufacturing with tactical design choices—forward venting, monolithic construction, and durable alloy materials—to offer a concise, robust option for users running .300 AAC Blackout on 5/8×24 hosts. Its compact profile and supplied KFM flash hider make it suitable for carbine-length applications where a balance of size, durability, and thermal handling is required.