{"product_id":"primary-weapons-mk109-mod-1-m-ar-15-upper-receiver-300-blackout-9-75-inch-black-mk1m1u300blk9","title":"Primary Weapons MK109 MOD 1-M AR-15 Upper Receiver .300 Blackout 9.75 Inch Black MK1M1U300BLK9","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\u003cp\u003eThe Primary Weapons MK109 MOD 1-M Upper Receiver is a premium AR-15 upper chambered in .300 Blackout and built for compact performance. It features a 9.75 inch barrel with a 1:8 twist rate, making it well-suited for a wide range of .300 Blackout loads. This upper is equipped with a PWS Triad muzzle device, an 8.9 inch PWS PicLok M-LOK handguard, and a black anodized finish for durability and a clean tactical look. It also includes a Radian Raptor ambidextrous charging handle for fast, intuitive manipulation.\u003c\/p\u003e\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eComplete Primary Weapons MK109 MOD 1-M upper receiver designed to fit AR-15 platforms\u003c\/li\u003e\n\u003cli\u003eChambered in .300 Blackout with a 9.75 inch barrel and 1:8 twist for versatile shooting performance\u003c\/li\u003e\n\u003cli\u003eEquipped with a PWS Triad muzzle device to help manage muzzle signature and performance\u003c\/li\u003e\n\u003cli\u003eFeatures an 8.9 inch PWS PicLok M-LOK handguard for accessory mounting and improved handling\u003c\/li\u003e\n\u003cli\u003eIncludes a Radian Raptor ambidextrous charging handle and durable black anodized finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eProduct Type: Upper Receiver Assembly\u003c\/li\u003e\n\u003cli\u003ePlatform Fit: AR-15\u003c\/li\u003e\n\u003cli\u003eModel: MK109 MOD 1-M\u003c\/li\u003e\n\u003cli\u003eCaliber: .300 Blackout\u003c\/li\u003e\n\u003cli\u003eBarrel Length: 9.75 inches\u003c\/li\u003e\n\u003cli\u003eTwist Rate: 1:8\u003c\/li\u003e\n\u003cli\u003eMuzzle Device: PWS Triad\u003c\/li\u003e\n\u003cli\u003eHandguard: 8.9 inch PWS PicLok M-LOK\u003c\/li\u003e\n\u003cli\u003eCharging Handle: Radian Raptor Ambidextrous Charging Handle\u003c\/li\u003e\n\u003cli\u003eFinish: Anodized\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eUPC: 811154033451\u003c\/li\u003e\n\u003cli\u003eMPN: MK1M1U300BLK9\u003c\/li\u003e\n\u003cli\u003eBrand: Primary Weapons\u003c\/li\u003e\n\u003c\/ul\u003e\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":"Primary Weapons","offers":[{"title":"Default Title","offer_id":44193704378490,"sku":"195781","price":1194.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/36d4ff482652d9d8003511b70df79519.png?v=1787450801","url":"https:\/\/tlooutdoors.com\/products\/primary-weapons-mk109-mod-1-m-ar-15-upper-receiver-300-blackout-9-75-inch-black-mk1m1u300blk9","provider":"TLO Outdoors","version":"1.0","type":"link"}