{"product_id":"cmmg-dissent-mk4-5-56-nato-upper-receiver-group-10-5-in-barrel-m-lok-handguard-55b8d86-sg","title":"CMMG DISSENT MK4 5.56 NATO Upper Receiver Group 10.5 in Barrel, M-LOK Handguard, 55B8D86-SG","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\u003cp\u003eThe CMMG DISSENT upper receiver group is engineered to house the entire action and recoil assembly within the upper receiver, helping reduce overall bulk and length compared to traditional AR-style pistol configurations. Built with a 7075-T6 aluminum upper and paired with a 10.5-inch barrel, this 5.56x45mm NATO upper is designed for compact performance and modern modularity. A forward non-reciprocating side charger allows fast bolt manipulation while helping the shooter stay on target, while the 9.60-inch M-LOK handguard provides lightweight accessory mounting and a streamlined profile. Finished in Sniper Gray Cerakote and equipped with a CMMG Zeroed Blast Compensator, this DISSENT MK4 upper group blends durability, control, and premium CMMG design.\u003c\/p\u003e\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDISSENT upper group design contains the action and recoil assembly in the upper receiver for a more compact overall package.\u003c\/li\u003e\n\u003cli\u003eForward non-reciprocating side charger supports quick and efficient bolt operation without breaking sight picture.\u003c\/li\u003e\n\u003cli\u003eChambered in 5.56x45mm NATO with a 10.5-inch barrel and 1:7 twist rate for compatibility with a broad range of bullet weights.\u003c\/li\u003e\n\u003cli\u003e9.60-inch M-LOK handguard offers versatile accessory mounting with a sleek, lightweight aluminum layout.\u003c\/li\u003e\n\u003cli\u003eSniper Gray Cerakote finish, steel barrel, and CMMG Zeroed Blast Compensator deliver durability and a refined, ready-to-install setup.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eProduct Type: Upper Receiver Group\u003c\/li\u003e\n\u003cli\u003eBrand: CMMG\u003c\/li\u003e\n\u003cli\u003eModel: DISSENT\u003c\/li\u003e\n\u003cli\u003eGun Platform: MK4\u003c\/li\u003e\n\u003cli\u003eCaliber: 5.56x45mm NATO\u003c\/li\u003e\n\u003cli\u003eBarrel Length: 10.50 in\u003c\/li\u003e\n\u003cli\u003eTwist Rate: 1:7\u003c\/li\u003e\n\u003cli\u003eHandguard Length: 9.60 in\u003c\/li\u003e\n\u003cli\u003eHandguard Type: M-LOK\u003c\/li\u003e\n\u003cli\u003eReceiver Material: 7075-T6 Aluminum\u003c\/li\u003e\n\u003cli\u003eBarrel Material: Steel\u003c\/li\u003e\n\u003cli\u003eFinish: Cerakote\u003c\/li\u003e\n\u003cli\u003eColor: Sniper Gray\u003c\/li\u003e\n\u003cli\u003eMuzzle Device: CMMG Zeroed Blast Compensator\u003c\/li\u003e\n\u003cli\u003eThread Pattern: 1\/2x28\u003c\/li\u003e\n\u003cli\u003eUPC: 810097509313\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 55B8D86-SG\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":"CMMG","offers":[{"title":"Default Title","offer_id":44199346471034,"sku":"FLX-165167","price":1250.98,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/bfa8faf24be3f6fe5d62d3faf7c966b4.png?v=1788276022","url":"https:\/\/tlooutdoors.com\/products\/cmmg-dissent-mk4-5-56-nato-upper-receiver-group-10-5-in-barrel-m-lok-handguard-55b8d86-sg","provider":"TLO Outdoors","version":"1.0","type":"link"}