CGS STI-Six

The CGS STI SIX is a centerfire rifle suppressor designed for compatibility with 5.56 and 6 ARC platforms. It is engineered without barrel length restrictions, allowing use across a wide range of host weapons chambered in this caliber.

The STI SIX measures 6.5 inches in overall length and features a primary diameter of 1.64 inches. The included mount contributes an additional 1.125 inches to the system length. The main suppressor body is manufactured from titanium using additive manufacturing (DMLS 3D printing), a process selected for its ability to produce consistent internal geometry and reduce overall weight. The suppressor body weighs approximately 9.3 ounces, and the complete system weight with the included flash hider mount is 11.3 ounces.

Specifications

Caliber Compatibility: 5.56 and 6 ARC

Barrel Length Restrictions: None

Mounting System: 1x16 LH mount

Overall Length (with mount): 6.5 inches

Mount Added Length: 1.125 inches

Primary Diameter: 1.64 inches

Suppressor Body Material: Titanium

Suppressor Weight (body only): 9.3 ounces

Total System Weight (with mount): 11.3 ounces