{"product_id":"cmmg-dissent-mk4-22-arc-16-10-1-7-twist-upper-assembly","title":"CMMG Dissent Mk4 22 ARC 16.10\" 1:7 Twist Upper Assembly","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eCMMG Dissent Mk4\u003c\/span\u003e\u003c\/strong\u003e complete upper assembly is chambered in \u003cstrong\u003e22 ARC\u003c\/strong\u003e and pairs with the CMMG Dissent Mk4 lower receiver (sold separately) to complete a compact, folding-stock semi-auto rifle. Its \u003cstrong\u003e16.10\" barrel\u003c\/strong\u003e with a \u003cstrong\u003e1:7 twist rate\u003c\/strong\u003e is built to stabilize a broad range of \u003cstrong\u003e22 ARC\u003c\/strong\u003e bullet weights for range and field use.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003eDISSENT-pattern upper receiver\u003c\/strong\u003e is machined from \u003cstrong\u003e7075 T6 aluminum\u003c\/strong\u003e and paired with CMMG's \u003cstrong\u003e15\" proprietary handguard\u003c\/strong\u003e in \u003cstrong\u003e6061-T6 aluminum\u003c\/strong\u003e. An \u003cstrong\u003eadjustable 0.750\" gas block\u003c\/strong\u003e allows you to tune the \u003cstrong\u003edirect impingement\u003c\/strong\u003e operating system for reliable cycling across varying loads and conditions.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis upper is sold without a lower receiver or magazine. Add a \u003cstrong\u003eCMMG Dissent Mk4 lower\u003c\/strong\u003e to complete your build.\u003c\/span\u003e\u003c\/p\u003e","brand":"CMMG","offers":[{"title":"Default Title","offer_id":55012471767362,"sku":"164478","price":1198.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_fffaf903-c1ad-4bab-9a8d-220162890b6a.png?v=1784654087","url":"https:\/\/centerfiresystems.com\/products\/cmmg-dissent-mk4-22-arc-16-10-1-7-twist-upper-assembly","provider":"Centerfire Systems","version":"1.0","type":"link"}