Kgm Technologies | ISURG-556-16-BLK | 5.56 NATO 16.7 in

The KGM Integrally Suppressed Upper Receiver Group (ISURG) is purpose-built for fully suppressed 5.56 NATO operation. Engineered for consistent accuracy, repeatability, sound suppression, and reduced flash, the unit integrates the suppressor and gas block into a dedicated assembly. The suppressor is pinned and welded to an 11.5 inch barrel to yield a 16.7 inch overall barrel length, providing short-barrel capability without requiring an SBR tax stamp.

Product Specifications

• The manufacturer is Kgm Technologies.
• The model is ISURG-556-16-BLK.
• The manufacturer’s part number is ISURG-556-16-BLK.
• The chambering is .223 REM/5.56 NATO.
• The listed barrel length is 16.7 inches.
• The suppressor is pinned and welded to an 11.5 inch barrel to achieve the listed overall length.
• The design is an integrally suppressed upper receiver group tuned for suppressed performance.
• The rate of twist is 1:7″.
• The UPC is 810042350137.

This integrally suppressed upper is intended for shooters who require a purpose-built, dedicated suppressed setup. It is well suited to range training and precision suppressed shooting where minimized muzzle blast and flash control improve follow-up shots and reduced audible signature benefits prolonged range sessions. The tuned gas system and fixed integration simplify use in a dedicated suppressed rifle platform.