{"product_id":"ifc-ar-15-410-upper-w5rd-mag-flip-up-rear-sight","title":"IFC AR-15 410 Upper w\/5rd Mag \u0026 Flip Up Rear Sight","description":"\u003cp\u003e\u003cspan style=\"font-size:20px;\"\u003e\u003c\/span\u003e\u003cspan style=\"font-size:20px;\"\u003eThe gas-operated upper is fitted with an 18.5\" smooth bore barrel, dust cover, forward assist, charging handle, bolt carrier assembly, and a flash hider. It also includes a set of \"Magpul-ish\" flip up sights. It comes with one single stack 10 round polymer magazine which is about the same size as a 30rd 5.56 mag. In addition 5 round (similar size to 20rd 5.56mm magazine) and 15 round (similar in size to 40rd 5.56mm mag) magazines are available for under $20.\u003cbr\u003e\nWhile the manufacturer claims a 4lb weight, our example came in at just over 4lb, 12oz.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cspan class=\"highlighted-text\" style=\"font-weight:bold;\"\u003e\u003cspan style=\"font-size:20px;\"\u003eDue to inconsistencies in the length of .410 shells, the following parameters are recommended:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:20px;\"\u003eUse .410 shells with a minimum of 1200 FPS\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:20px;\"\u003eUse shells short enough to be easily loaded into the magazine\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:20px;\"\u003eDo not try to put more shells in the magazine than it's capacity\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:20px;\"\u003eFor best results use shells 2.25\" in length\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cspan class=\"highlighted-text\" style=\"font-weight:bold;\"\u003e\u003cspan style=\"font-size:20px;\"\u003eRecommended ammunition that has been tested:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:20px;\"\u003eRemington Game Loads 2.5\"\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:20px;\"\u003eRemington Express Long Range 2.5\"\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:20px;\"\u003eRemington Premiere STS 2.5\"\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:20px;\"\u003eHornady Critical Defense Ammunition 2.5\"\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e\u003cspan style=\"font-size:20px;\"\u003eMonarch 2.5\" ( Available from Academy )\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e","brand":"IFC","offers":[{"title":"Default Title","offer_id":52668615557442,"sku":"ACC0625","price":299.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/getimage__44679.1697572768.1280.1280.jpg?v=1774274291","url":"https:\/\/centerfiresystems.com\/products\/ifc-ar-15-410-upper-w5rd-mag-flip-up-rear-sight","provider":"Centerfire Systems","version":"1.0","type":"link"}