{"product_id":"rise-cmplt-uppr-22-arc-18-black","title":"Rise Armament Complete Upper Receiver .22 ARC 18\" – AR-15 Platform","description":"\u003cp\u003eThe Rise Armament Complete Upper Receiver in .22 ARC features an 18-inch barrel optimized for the high-velocity .22 ARC cartridge. Designed for AR-15 platform lowers, this upper delivers flat trajectory and excellent accuracy for varmint hunting and precision shooting applications. The 18-inch barrel length balances velocity retention with maneuverability.\u003c\/p\u003e\u003cp\u003eConstructed with a black anodized finish for corrosion resistance and durability. This complete upper arrives ready to install on any mil-spec AR-15 lower receiver. Barrel twist rate and gas system are optimized for common .22 ARC projectile weights. Verify compatibility with your specific lower receiver before installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e .22 ARC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Complete Upper Receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Lower:\u003c\/strong\u003e AR-15 Platform (Mil-Spec)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrel Length:\u003c\/strong\u003e 18 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Forged Aluminum Receiver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black Anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Complete upper assembly with barrel, handguard, and bolt carrier group (verify specific components with manufacturer)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Drop-in fitment to mil-spec AR-15 lower receivers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rise Armament","offers":[{"title":"Default Title","offer_id":47939530817791,"sku":"RISERA-22ARC-CU-BLK-18","price":1006.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/5212437.jpg?v=1766544421","url":"https:\/\/doublestackstore.com\/products\/rise-cmplt-uppr-22-arc-18-black","provider":"Double Stack Store","version":"1.0","type":"link"}