Gemtech GVAC 16" 5.56 NATO AR-15 Upper Receiver Assembly with M-LOK Handguard - Black

Elevate your suppressed shooting experience with the revolutionary Gemtech Gvac 16" 556 Nato Upper Blk. Designed to significantly reduce gas blowback, this cutting-edge system features a patented design that combines a re-imagined barrel profile, enhanced bolt carrier profile, enhanced bolt carrier group, and ETM muzzle device for unparalleled performance. The mil-spec upper receiver, crafted from 7075-T6 aluminum with a Type III hard coat anodized finish, boasts indexing marks and M4 feed ramps for smooth operation. The 4150CMV steel barrel is stress-relieved, Armornite treated, and features a 1:8 twist, 5R rifling, GVAC profile, and a nickel boron coated barrel extension with 1/2x28 TPI muzzle threads. The pinned low-profile GVAC gas block and mid-length direct-impingement gas system ensure reliable cycling. The Gemtech ETM flash hider, made from 4140CM steel, minimizes muzzle flash. The bolt carrier group, constructed from Carpenter 158 steel bolt and 8620 steel carrier, is mil-spec MP tested, mag-phos finished, chrome-lined, and features a properly staked gas key, enhanced reliability bolt carrier, and chrome firing pin. The 15" Midwest Industries Combat M-LOK free-float seven-sided handguard, machined from 6061-T6 aluminum with a Type III hard coat anodized finish, provides a continuous MIL-STD 1913 Picatinny top rail and integrated QD sling sockets for versatile accessory mounting options. Redefine your suppressed shooting capabilities with the Gemtech Gvac 16" 556 Nato Upper Blk.