The Radical Defense CS-3 (CS3-FDE) is a compact carbine suppressor built for sustained, professional use. It uses a monolithic design and forward-venting technology to stabilize pressure and reduce felt back pressure, with a finish intended to limit infrared reflection. The unit is configured with a KFM 5/8×24 mount and finished in Flat Dark Earth.

Key Specifications

• The overall length is 5 in.
• The outer diameter is 1.78 in.
• The weight is 14.4 oz.
• The construction material is Haynes 282.
• The external finish is a proprietary I/R non-reflective coating.
• The mount/thread pattern is 5/8×24 using the KFM interface.
• The design is a monolithic, implosion-resistant configuration.
• The suppressor features forward-venting breathable technology for pressure stabilization and reduced felt blowback.
• The product is described as capable of sustained full-automatic fire in manufacturer materials.

Built with robust materials and a compact profile, the CS-3 offers a balance of durability and controlled back-pressure for carbine platforms. Its small footprint and corrosion-resistant finish make it a practical option for operators and shooters who require a rugged, forward-venting suppressor that prioritizes reliability and thermal/flash mitigation in a Flat Dark Earth finish.