{"product_id":"hk-upper-mr556a4-5-56-16-5-blk-buy-at-faith-and-freedom-outdoors","title":"HK UPPER MR556A4 5.56 16.5\" BLK Buy At Faith And Freedom Outdoors","description":"\u003cp\u003eHeckler \u0026amp; Koch MR556 A4 Upper Receiver, 223 Remington\/556NATO, 16.5\" Barrel, Threaded 1\/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15 Lower Receivers, Includes Bolt Carrier Group, Charging Handle, Buffer Weight and Buffer Spring 51000384\u003c\/p\u003e","brand":"Heckler \u0026 Koch","offers":[{"title":"Complete Upper Receivers","offer_id":48580023124211,"sku":"HK51000384","price":2507.4,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/6403\/9667\/files\/hk-upper-mr556a4-5-56-16-5-blk-buy-at-faith-and-freedom-outdoors-675.webp?v=1777405539","url":"https:\/\/faithandfreedomoutdoors.com\/products\/hk-upper-mr556a4-5-56-16-5-blk-buy-at-faith-and-freedom-outdoors","provider":"Faith And Freedom Outdoors","version":"1.0","type":"link"}