Description The CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol is a compact, high-performance semi-automatic platform designed for shooters who demand precision and reliability in a maneuverable package. Built on the proven AR platform, this tactical pistol combines modern ergonomics with professional-grade components to deliver exceptional accuracy and control. The .300 Blackout cartridge offers superior ballistic performance and subsonic capability, making this platform ideal for a wide range of tactical and recreational shooting applications. With its compact 10.5-inch threaded barrel and refined design, the CMMG Dissent MK4 represents the pinnacle of AR pistol engineering. Table of Contents Toggle CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol — Key SpecificationsPerformance & ReliabilityIntended Use & ApplicationsWhy Buy From CaliperDepot?Complete Your CMMG Dissent MK4 Build CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol — Key Specifications Caliber: .300 Blackout (7.62x35mm) Action: Semi-Automatic Barrel Length: 10.5 inches with 5/8×24 threading Magazine Capacity: 30 rounds (2 magazines included) Trigger: TriggerTech AR-D 2-Stage trigger for consistent performance Handguard: 9.6-inch M-LOK aluminum rail system Muzzle Device: CMMG Zeroed Linear Compensator Finish: Cerakote Armor Black with enhanced corrosion resistance Grip: CMMG Zeroed Polymer grip for secure handling Accessories: Includes two 30-round magazines and linear compensator Platform: AR-15 pattern lower receiver Performance & Reliability The CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol delivers exceptional accuracy and consistency across diverse shooting conditions. The TriggerTech AR-D 2-Stage trigger provides a smooth, predictable break that enhances precision shooting, whether you’re engaging targets at the range or in dynamic tactical scenarios. The .300 Blackout cartridge has become the gold standard for compact rifles and pistols, offering superior energy retention compared to standard 5.56 NATO rounds in shorter barrels. Real-world testing confirms that this platform maintains reliable function with both supersonic and subsonic ammunition, giving shooters complete versatility. Reliability is engineered into every component of the CMMG Dissent MK4 platform. The semi-automatic action cycles smoothly and consistently, and the M-LOK handguard provides a rigid mounting surface for tactical accessories without compromising accuracy. CMMG’s reputation for quality manufacturing ensures that this .300 Blackout pistol operates flawlessly in demanding environments. The Cerakote Armor Black finish protects all metal surfaces from corrosion, ensuring long-term durability for competitive shooters, hunters, and tactical professionals. The CMMG Zeroed Linear Compensator significantly reduces felt recoil and muzzle rise, improving your ability to stay on target during rapid-fire sequences. The compensator’s design effectively manages gas expansion while minimizing concussion for bystanders and shooters nearby. This design feature makes the CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol substantially easier to control than comparable platforms, particularly during extended shooting sessions. Combined with the quality trigger and ergonomic grip, recoil management becomes nearly second nature. Intended Use & Applications The CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol appeals to tactical professionals, competitive shooters, and firearms enthusiasts who value compact size without sacrificing performance. Law enforcement and military personnel have embraced .300 Blackout platforms for close-quarters operations, home defense, and specialized tactical applications. The compact profile makes it ideal for shooters with limited storage space or those who require maximum mobility. This platform is particularly popular among SBR builders and those seeking the flexibility of a large-capacity semi-automatic pistol in a more compact form factor. Recreational shooters and hunters appreciate the CMMG Dissent MK4 for its versatility in taking medium-sized game at reasonable distances. The .300 Blackout cartridge provides excellent energy delivery while generating less recoil than larger caliber rifles, making it accessible for shooters of varying experience levels. The 10.5-inch barrel length strikes an ideal balance between ballistic performance and maneuverability in brush or enclosed spaces. Whether you’re hunting in thick cover or engaging targets at the range, this AR pistol delivers reliable performance in real-world scenarios. The CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol is also perfect for shooters interested in the AR Pistols category who want a suppressor-ready platform. The threaded muzzle accepts standard .30-caliber suppressors, making it excellent for hearing-safe shooting at private ranges or hunting properties. Many owners add optics and accessory systems to their platform, utilizing the M-LOK handguard for weapon lights, laser aiming devices, and other tactical equipment. For those exploring modular firearms systems, the CMMG Dissent MK4 offers exceptional customization potential while maintaining reliability and accuracy out of the box. Why Buy From CaliperDepot? CaliperDepot is your premier source for high-quality firearms and tactical equipment, offering competitive pricing on premium brands like CMMG. We maintain consistent in-stock inventory of popular models, ensuring you can acquire the CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol without long wait times. Our knowledgeable customer service team provides expert guidance on product selection, specifications, and legal compliance in your jurisdiction. Fast, discreet shipping ensures your order arrives promptly and securely, backed by our commitment to customer satisfaction. When you choose CaliperDepot, you’re partnering with a retailer that understands firearms enthusiasts and tactical professionals. We stock exactly what serious shooters demand: quality products, fair prices, and reliable service. Every product in our inventory undergoes quality verification, and we stand behind our merchandise with responsive customer support. Whether you’re building your first AR platform or upgrading your tactical arsenal, CaliperDepot delivers the products and service you deserve at prices that respect your budget. Complete Your CMMG Dissent MK4 Build The CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol arrives ready for immediate deployment, but many owners enhance their platform with AR Parts and accessories. Popular upgrades include quality optics, weapon-mounted lights, and adjustable slings that accommodate rapid deployment. For detailed specifications and manufacturer information, visit CMMG’s official website to explore their complete platform lineup and technical documentation. Whatever your intended purpose, this pistol provides a solid foundation for customization and tactical evolution. Don’t miss the opportunity to own one of the most versatile and reliable AR pistol platforms available today. The CMMG Dissent MK4 .300 Blackout 10.5 Inch AR Pistol combines cutting-edge engineering with proven real-world performance, making it an essential addition to your firearms collection. Order your CMMG Dissent MK4 now and experience the difference that quality engineering and professional-grade components deliver. Contact CaliperDepot today to confirm availability and secure your semi-automatic platform with confidence.