{"product_id":"primary-weapons-systems-mk116-mod-1-m-16-1in-7-62x39-upper-long-stroke-piston-m-lok-mk1-m1u-762x39-16","title":"Primary Weapons Systems MK116 MOD 1-M 16.1in 7.62x39 Upper, Long-Stroke Piston, M-LOK MK1-M1U-762X39-16","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\u003cp\u003eThe Primary Weapons Systems (PWS) MK116 MOD 1-M upper receiver assembly is built for shooters who want the proven reliability of a long-stroke piston system in an AR-15–pattern upper. This complete upper features a 16.1-inch barrel in 7.62x39, a free-float M-LOK handguard for modern accessory mounting, and an anodized black finish for durability. A 3-position adjustable gas regulator helps tune performance for different conditions and ammunition, while the included Radian Raptor ambidextrous charging handle enhances handling and control.\u003c\/p\u003e\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePWS long-stroke piston operating system for cleaner-running, reliable performance\u003c\/li\u003e\n\u003cli\u003e3-setting adjustable gas regulator for tuning and control\u003c\/li\u003e\n\u003cli\u003e16.1-inch 7.62x39 upper receiver assembly designed to fit AR-15–pattern platforms\u003c\/li\u003e\n\u003cli\u003eFree-float M-LOK handguard for a lightweight, adaptable accessory setup\u003c\/li\u003e\n\u003cli\u003eIncludes Radian Raptor ambidextrous charging handle for fast, intuitive manipulation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand: Primary Weapons Systems\u003c\/li\u003e\n\u003cli\u003eModel\/Series: MK116 MOD 1-M\u003c\/li\u003e\n\u003cli\u003eProduct Type: Complete Upper Receiver Assembly\u003c\/li\u003e\n\u003cli\u003ePlatform Fit: AR-15\u003c\/li\u003e\n\u003cli\u003eCaliber: 7.62x39\u003c\/li\u003e\n\u003cli\u003eBarrel Length: 16.1 in\u003c\/li\u003e\n\u003cli\u003eOperating System: PWS Long Stroke Piston System\u003c\/li\u003e\n\u003cli\u003eGas Regulation: 3-setting adjustable gas regulator\u003c\/li\u003e\n\u003cli\u003eHandguard: Free-float M-LOK\u003c\/li\u003e\n\u003cli\u003eCharging Handle: Radian Raptor ambidextrous\u003c\/li\u003e\n\u003cli\u003eFinish\/Color: Anodized, Black\u003c\/li\u003e\n\u003cli\u003eMuzzle Device: Triad30 (per listed configuration)\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: MK1-M1U-762X39-16\u003c\/li\u003e\n\u003cli\u003eUPC: 811154033512\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ci\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\/i\u003e\u003c\/p\u003e","brand":"Primary Weapons Systems","offers":[{"title":"Default Title","offer_id":44077387645050,"sku":"FLX-PWSMK1-M1U-762X39-16","price":1135.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/283689794.jpg?v=1767670647","url":"https:\/\/tlooutdoors.com\/products\/primary-weapons-systems-mk116-mod-1-m-16-1in-7-62x39-upper-long-stroke-piston-m-lok-mk1-m1u-762x39-16","provider":"TLO Outdoors","version":"1.0","type":"link"}