{"product_id":"geissele-automatics-super-duty-mod1-5-56-nato-complete-ar-15-upper-receiver-13-9-pinned-black","title":"Geissele Automatics Super Duty MOD1 5.56 NATO Complete AR-15 Upper Receiver - 13.9\" Pinned Black","description":"\u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eThe Geissele Super Duty MOD1 5.56 NATO Complete Upper Receiver is a high-performance upper receiver for the AR-15 platform. It features a 13.9-inch chrome-lined barrel with a 1-7 twist rate, a 15-inch Super Modular MK16 Rail, and a Geissele Reliability Enhanced Bolt Carrier Group with a Stressproof bolt.\u003c\/p\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eThe 5.56 NATO barrel is made from high-quality steel and is cold hammer forged for superior accuracy and durability. The chrome lining makes it corrosion-resistant and easy to clean. The 12.9-inch Super Modular MK16 Rail provides a lightweight and versatile rail system that offers plenty of space for mounting sights, lasers, and other accessories. The handguard is designed with a center aligning tab that prevents the rail from rotating.\u003c\/p\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul data-rte-list=\"true\"\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eChambered in 5.56 NATO\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003e13.9” CHF barrel with Geissele Profile, 1:7 twist\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eChrome lined\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eMid-length gas system\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eSuper compact gas block\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eHUXWRX Flash Hider-QD 556 Pinned and welded\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003e12.9” SMR MK16 handguard\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eSuper Duty upper receiver with cam pin cutout\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eAirborne charging handle\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eNanoweapon Reliability Enhanced BCG\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eGeissele Stressproof Bolt with Asymmetric Cam Pin\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eOverall length: 23 1\/4”\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"preFlex flexIn\" data-rte-preserve-empty=\"true\"\u003eWeight: 4 lbs. 3 oz\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e","brand":"Geissele","offers":[{"title":"Default Title","offer_id":53123530031215,"sku":"08-546B","price":1285.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/4016\/8047\/files\/08-546B_01__44016.jpg?v=1779157403","url":"https:\/\/buttonhookconcepts.com\/products\/geissele-automatics-super-duty-mod1-5-56-nato-complete-ar-15-upper-receiver-13-9-pinned-black","provider":"Buttonhook Concepts LLC","version":"1.0","type":"link"}