{"product_id":"cmmg-resolute-mk4-22-arc-16-10-15-m-lok-complete-upper","title":"CMMG Resolute MK4 22 ARC 16.10\" 15\" M-LOK Complete Upper","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eCMMG Resolute MK4\u003c\/span\u003e\u003c\/strong\u003e complete upper brings \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e22 ARC\u003c\/span\u003e\u003c\/strong\u003e performance to the \u003cstrong\u003eAR-15 platform\u003c\/strong\u003e, delivering ballistics comparable to the \u003cstrong\u003e22-250 Remington\u003c\/strong\u003e in a modern semi-automatic package. Chambered in the versatile \u003cstrong\u003e22 ARC\u003c\/strong\u003e cartridge, this upper is built for shooters looking to push the effective range of their AR-15 with flat trajectories and consistent accuracy.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eAt the core of this upper is a \u003cstrong\u003e16.10\" barrel\u003c\/strong\u003e machined from \u003cstrong\u003e4140 steel\u003c\/strong\u003e with a \u003cstrong\u003e1:7 twist rate\u003c\/strong\u003e, optimized to stabilize a broad range of bullet weights for the 22 ARC. The upper receiver is forged from \u003cstrong\u003e7075-T6 aluminum\u003c\/strong\u003e, the duty-grade standard for AR-15 components, offering an excellent strength-to-weight ratio and long-term durability under hard use.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eA \u003cstrong\u003e15\" M-LOK handguard\u003c\/strong\u003e wraps the barrel, providing a full-length accessory mounting platform for lights, lasers, bipods, and other M-LOK-compatible accessories. The slim M-LOK design keeps the handguard lightweight while offering secure attachment points along its length.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis complete upper is designed to drop onto any mil-spec AR-15 lower receiver, making it a straightforward upgrade or build component for the Mk4 platform. Whether you are building a new rifle or refreshing an existing one, the CMMG Resolute MK4 22 ARC upper delivers the quality and performance CMMG is known for.\u003c\/span\u003e\u003c\/p\u003e","brand":"CMMG","offers":[{"title":"Default Title","offer_id":55012468621634,"sku":"164460","price":822.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_e25d4756-dff8-4a28-bf0f-fbaa34d8ec28.png?v=1784653983","url":"https:\/\/centerfiresystems.com\/products\/cmmg-resolute-mk4-22-arc-16-10-15-m-lok-complete-upper","provider":"Centerfire Systems","version":"1.0","type":"link"}