KGM KGM15 ISURG 5.56 16 in Complete Upper Receiver Black

Experience unmatched suppressed performance with the KGM KGM15 ISURG 5.56 16 in Complete Upper Receiver Group in Black. Key Features Integrally Suppressed Design: Hardened stainless steel suppressor pinned and welded to an 11.5-inch barrel achieves a 16.7-inch overall length, providing short-barrel maneuverability in a one-stamp configuration. Optimized Suppressed Performance: Gas system tuned specifically for dedicated suppressed use ensures reliable cycling, reduced backpressure, and minimal toxic gas to the shooter across a variety of 5.56 NATO ammunition. Out-of-the-Box Readiness: Includes full-auto rated BCG, charging handle, and Magpul MBUS 3 back-up iron sights for immediate compatibility with any standard AR-15 lower receiver. Durability and Precision: Nitride-finished barrel with 1:7 twist rate stabilizes projectiles effectively, while M-LOK compatible handguard offers versatile accessory mounting. Specifications Caliber: 5.56 NATO / .223 Rem Barrel Length: 16.7 inches overall (11.5 inches rifled) Overall Length: 23.875 inches Weight: 5.2 lbs (with BUIS) Suppressor Material: Hardened stainless steel Barrel Finish: Nitride Twist Rate: 1:7 Finish: Black C-Series Cerakote Condition: New CA Compliant: No