{"product_id":"gemtech-gvac-16-556-nato-upper-blk","title":"Gemtech Gvac 16\" 556 Nato Upper Blk","description":"Introducing the new GVAC system from Gemtech. Significantly reduce the amount of gas blowback youll experience wwhen shooting suppressed with its patented design. The re-imagined barrel profile, enhanced bolt carrier profile, enhanced bolt carrier group, and ETM muzzle device maximize peformance so nothing holds you back. Redefine suppressed shooting with the GVAC system.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures\u003c\/b\u003e :\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eUPPER RECEIVER - Mil-Spec with Indexing Marks and M4 Feed Ramps. 7075-T6 Aluminum, Type III Hard Coat Anodized\u003c\/li\u003e\n\u003cli\u003eBARREL - 4150CMV Steel, Stress Relieved, Armornite Treated, 1:8 Twist, 5R Rifled, GVAC Profile, Nickle Boron Coated barrel Extension, 1\/2X28 TPI Muzzle Threads\u003c\/li\u003e\n\u003cli\u003eGAS SYSTEM - Pinned Low-Pro GVAC Gas Block, 4140CM Steel, Mid-Length GVAC, Direct-Impingement\u003c\/li\u003e\n\u003cli\u003eMUZZLE DEVICE - Gemtech ETM Flash Hider, 4140CM Steel\u003c\/li\u003e\n\u003cli\u003eBOLT CARRIER GROUP - Carpenter 158 steel bolt, 8620 Steel Carrier, Mil-Spec MP Tested, Mag-Phos Finish, Chrome Lined, Properly staked Gas Key, Enhanced reliability bolt carrier and chrome firing pin.\u003c\/li\u003e\n\u003cli\u003eHANDGUARD - 15” Midwest Industries Combat M-LOK Free-Float Seven Sided M-LOK hand guard. Continuous MIL-STD 1913 Picatinny Top Rail, Integrated QD sling sockets. Machined from 6061-T6 Aluminum, and Type III Hard Coat Anodized.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Gemtech","offers":[{"title":"Default Title","offer_id":44902705234139,"sku":"GEM13833","price":655.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/1072\/7131\/products\/RPLGEM13833.jpg?v=1709057369","url":"https:\/\/www.atcostammo.com\/products\/gemtech-gvac-16-556-nato-upper-blk","provider":"AtCostAmmo.com","version":"1.0","type":"link"}