The KGM iSURG-556-16-BLK Integrally Suppressed Upper Receiver Group is built for true 100% suppressed shooting with a dedicated, purpose-tuned gas setup. This one-stamp style configuration pairs an integrated gas block suppressor that is pinned and welded to an 11.5 inch barrel, bringing the total length to 16.7 inches for a compact, suppressed system without requiring an SBR tax stamp when configured as manufactured.
Key Features
Integrally suppressed design with an integrated gas block for suppressed-first performance
Pinned and welded configuration to achieve 16.7 inches overall length using an 11.5 inch barrel
Gas system tuned for the dedicated integrally suppressed setup for consistent cycling
Built to reduce sound signature and muzzle flash while maintaining repeatability
If you want a compact 5.56mm NATO suppressed setup with a purpose-built gas system, this KGM iSURG upper receiver group is an efficient one-piece solution.
