{"product_id":"rise-armament-6mm-arc-18in-ar-15-complete-upper-receiver-w-m-lok-handguard-ra6arccublk18","title":"Rise Armament 6mm ARC 18in AR-15 Complete Upper Receiver w\/ M-LOK Handguard RA6ARCCUBLK18","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe Rise Armament RA6ARCCUBLK18 is a complete AR-15 style upper receiver assembly chambered in 6mm ARC with an 18-inch stainless barrel and a durable aluminum receiver in a black anodized finish. Built for a modern, lightweight setup, it features a free-float M-LOK handguard for accessory mounting and improved handling, plus a full-length Picatinny rail for optics and accessories. An ambidextrous charging handle supports fast, intuitive manipulation for a wide range of shooters.\u003c\/p\u003e\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e18\" stainless 6mm ARC barrel with 1:7 twist for strong long-range and precision potential\u003c\/li\u003e\n  \u003cli\u003eFree-float M-LOK handguard helps maintain accuracy while offering flexible accessory placement\u003c\/li\u003e\n  \u003cli\u003eFull-length Picatinny top rail for optics, backup sights, and mission-specific accessories\u003c\/li\u003e\n  \u003cli\u003eAmbidextrous charging handle for improved ergonomics and efficient operation\u003c\/li\u003e\n  \u003cli\u003eComplete upper assembly with threaded barrel for compatibility with common muzzle devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Rise Armament\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e RA6ARCCUBLK18\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 850043415947\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlatform:\u003c\/strong\u003e AR-15 style\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e 6mm ARC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBarrel Length:\u003c\/strong\u003e 18\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBarrel Material:\u003c\/strong\u003e Stainless\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReceiver Material:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\/Color:\u003c\/strong\u003e Black anodized\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwist Rate:\u003c\/strong\u003e 1:7\" \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHandguard:\u003c\/strong\u003e Free-float M-LOK\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTop Rail:\u003c\/strong\u003e Picatinny rail\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThreaded Barrel:\u003c\/strong\u003e Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 31.5\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 4.5\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.94 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e Complete upper assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product’s manufacturer.\u003c\/em\u003e\u003c\/p\u003e","brand":"Rise Armament","offers":[{"title":"Default Title","offer_id":44077274464378,"sku":"FLX-177603","price":991.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/283964857.png?v=1767658281","url":"https:\/\/tlooutdoors.com\/products\/rise-armament-6mm-arc-18in-ar-15-complete-upper-receiver-w-m-lok-handguard-ra6arccublk18","provider":"TLO Outdoors","version":"1.0","type":"link"}