CGS Suppressors SCI-SIX 5.56 Suppressor, 5.9 inch

The CGS SCI-SIX is a compact, purpose-built suppressor optimized for use with .223 Remington/5.56 NATO. Engineering priorities include gas mitigation, flash reduction, and minimizing the impact of attaching a suppressor to a host firearm’s operating system. The tube and baffle stack use a DMLS 3D-printed design in 718 Inconel to balance durability and size while providing consistent performance. A quick-detach mount and a flash-hiding end cap are integrated features intended to preserve point-of-impact and help maintain reliable function.

Key Specifications

• The caliber rating is .223 Rem/5.56 NATO.
• The overall length is 5.90 inches.
• The outer diameter measures 1.68 inches.
• The construction material is 718 Inconel with a DMLS 3D-printed body.
• The suppressor’s weight is approximately 17 oz.
• The model designation is SCI-SIX.
• The finish and color are Black.
• The NFA thread pattern is 1/2×28.
• The attachment method is a quick-detach mount and the package includes a mount.
• The unit can be disassembled for maintenance and service.

Purpose-built for shooters seeking a compact suppressor that minimizes gas and flash while preserving the host firearm’s function and point-of-impact, the SCI-SIX pairs modern additive manufacturing with robust Inconel construction. Its short length and quick-detach mounting make it a practical option for 5.56 rifle builds where a small footprint and durability are priorities, offering straightforward serviceability and a design focused on consistent, reliable performance.