{"product_id":"fortis-billet-upper-receiver","title":"Fortis Billet Upper Receiver","description":"The Fortis Billet Upper is a precision piece, machined from Billet 7075 T6 aluminum.  Like Fortis other products, they designed this upper with function as well as form in mind.  Fortis shaved off the ounces where they could without sacrificing rigidity or strength.  The end result is increased function and performance with the design aesthetics that Fortis is known for.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures\u003c\/b\u003e :\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eOne Piece Billet Design\u003c\/li\u003e\n\u003cli\u003eAircraft Grade 7075 T6 aluminum\u003c\/li\u003e\n\u003cli\u003eMilitary Specification Type III Hard Coat Anodized\u003c\/li\u003e\n\u003cli\u003eM4 feed ramp\u003c\/li\u003e\n\u003cli\u003eEngraved logos on both sides as well as the top\u003c\/li\u003e\n\u003cli\u003e1913 picatinny rail flat top\u003c\/li\u003e\n\u003cli\u003eLight weight at 6.7oz\u003c\/li\u003e\n\u003cli\u003eMade in the USA.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fortis Manufacturing, Inc.","offers":[{"title":"Default Title","offer_id":46077487513819,"sku":"FORTU-BILLET-M4","price":189.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/1072\/7131\/files\/180076099.webp?v=1738386914","url":"https:\/\/www.atcostammo.com\/products\/fortis-billet-upper-receiver","provider":"AtCostAmmo.com","version":"1.0","type":"link"}