{"product_id":"fightlite-industries-mcr556dfr-5-56x45mm-nato-16-25-1-7-twist-complete-upper","title":"Fightlite Industries MCR556DFR 5.56x45mm NATO 16.25\" 1:7\" Twist Complete Upper","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eFightLite Industries MCR556DFR\u003c\/span\u003e\u003c\/strong\u003e is a mission-configurable complete upper receiver assembly chambered in \u003cstrong\u003e5.56x45mm NATO\u003c\/strong\u003e and built around a \u003cstrong\u003e16.25\" barrel\u003c\/strong\u003e with a \u003cstrong\u003e1:7\" twist\u003c\/strong\u003e. Part of FightLite's \u003cstrong\u003eMCR (Mission Configurable Rifle)\u003c\/strong\u003e platform, this upper is designed to interchange with standard AR-15\/M4 type uppers and readily fits any standard AR-15 lower receiver, giving builders a versatile foundation that supports both conventional magazine-fed and belt-fed configurations.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe upper is constructed from \u003cstrong\u003e7075-T6 aluminum\u003c\/strong\u003e and features a full-length \u003cstrong\u003eMIL-STD 1913 rail handguard\u003c\/strong\u003e that provides a continuous Picatinny mounting surface for optics, lights, lasers, bipods, and forward accessories. \u003cstrong\u003eAdjustable\u003c\/strong\u003e iron sights come installed for immediate use right out of the box.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eWhether you are building a dedicated belt-fed rifle from the ground up or simply want a mission-adaptable upper for your existing AR-15 lower, the MCR556DFR delivers the modularity and versatility that define FightLite's MCR system.\u003c\/span\u003e\u003c\/p\u003e","brand":"Fightlite Industries","offers":[{"title":"Default Title","offer_id":55045271028034,"sku":"174913","price":6401.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_7976d2f4-b57b-4d43-b786-a5853d913324.png?v=1784696409","url":"https:\/\/centerfiresystems.com\/products\/fightlite-industries-mcr556dfr-5-56x45mm-nato-16-25-1-7-twist-complete-upper","provider":"Centerfire Systems","version":"1.0","type":"link"}