CMMG Resolute MK4 300 Blackout 16.1 Inch Barrel AR Black

Description The CMMG Resolute MK4 300 Blackout 16.1 Inch Barrel AR Black is a purpose-built modern sporting rifle engineered for shooters who demand reliability, accuracy, and versatility in a compact package. This complete rifle combines proven AR-15 ergonomics with the ballistic advantages of 300 Blackout ammunition, making it an excellent choice for hunting, home defense, and recreational shooting. CMMG has established itself as a manufacturer of quality AR platforms, and the Resolute MK4 continues that tradition with meticulous attention to detail and component selection. The 16.1-inch barrel strikes an ideal balance between velocity and maneuverability without requiring a tax stamp. Table of Contents Toggle CMMG Resolute MK4 300 Blackout — Key SpecificationsPerformance & ReliabilityIntended Use & ApplicationsWhy Buy From CaliperDepot? CMMG Resolute MK4 300 Blackout — Key Specifications Caliber: 300 Blackout (300 BLK) Barrel Length: 16.1 inches, cold hammer-forged chrome-lined Action: Direct impingement, semi-automatic Magazine Capacity: 30 rounds (standard AR-15 platform) Finish: Anodized black receiver with black furniture Stock: Six-position collapsible buttstock for fit customization Handguard: Free-floating modular design for accessory mounting Safety: Ambidextrous fire control lever for left and right-handed operation Sights: Picatinny rails for optic and iron sight mounting Overall Weight: Approximately 7.5 pounds Overall Length: Approximately 35.5 inches (with stock fully extended) Performance & Reliability The CMMG Resolute MK4 300 Blackout delivers exceptional accuracy and reliability in real-world shooting scenarios. The 16.1-inch barrel provides sufficient velocity for effective energy transfer at intermediate ranges while maintaining the subsonic capability that makes 300 Blackout so versatile. Users consistently report tight groupings and reliable feeding with quality ammunition, and the direct impingement system offers time-proven reliability that has made the AR platform the standard for American shooters. Cold hammer-forged chrome-lined barrels are known for extended service life and superior corrosion resistance compared to standard steel barrels. The CMMG Resolute MK4’s barrel undergoes rigorous quality control to ensure consistent accuracy and durability through thousands of rounds. Whether you’re shooting supersonic rounds for maximum range or subsonic loads for reduced noise signature, the Resolute MK4 handles both with aplomb. The modular design of the AR rifle platform means you can fine-tune performance through trigger upgrades, bolt carrier group improvements, or muzzle device additions. CMMG barrels are known for holding tight tolerances, and the Resolute MK4 maintains this standard. The free-floating handguard eliminates barrel contact, reducing variables that could affect shot consistency and enhancing the CMMG Resolute MK4 300 Blackout’s ability to deliver repeatable accuracy. Intended Use & Applications The CMMG Resolute MK4 300 Blackout is ideal for hunters seeking a versatile platform for medium-range game. The 300 Blackout cartridge delivers superior energy transfer compared to 5.56 NATO at close to intermediate distances, making it particularly effective for deer, hog, and similar game-sized animals. The compact 16.1-inch barrel makes this rifle maneuverable in brush and wooded terrain where precision shooting opportunities are paramount. Home defense professionals and tactical shooters appreciate the CMMG Resolute MK4 for its reliability and ergonomic design. The 300 Blackout’s superior barrier penetration and ballistic performance in short-barreled configurations makes it a top choice for close-quarters scenarios. The modular AR platform allows quick customization with tactical lights, lasers, and other accessories through the integrated Picatinny rail system, enabling you to configure the Resolute MK4 exactly as you need it. Recreational shooters and competitive shooters also favor the 300 Blackout cartridge for its unique ballistics and lower recoil impulse compared to full-power rifle rounds. The relatively modest ammunition cost (compared to larger rifle calibers) and availability make the CMMG Resolute MK4 300 Blackout an excellent platform for high-volume shooting practice. Whether you’re training for proficiency or simply enjoying time at the range, this rifle delivers consistent performance. For more information on the 300 Blackout cartridge specifications, visit .300 Blackout on Wikipedia. Why Buy From CaliperDepot? CaliperDepot is committed to providing shooters with genuine, in-stock firearms from trusted manufacturers like CMMG. We maintain competitive pricing on all our inventory, including complete rifles like the CMMG Resolute MK4 300 Blackout, ensuring you get maximum value for your investment. Our knowledgeable staff understands the AR platform inside and out and can answer technical questions about specifications, compatibility, and performance characteristics. Fast, reliable shipping is standard at CaliperDepot, and we handle all FFL transfer requirements to ensure a smooth, legal transaction. We stock popular models to minimize wait times, and our customer service team is available to address questions before and after your purchase. Choosing CaliperDepot means choosing a retailer that prioritizes customer satisfaction and product availability. The CMMG Resolute MK4 300 Blackout 16.1 Inch Barrel AR Black represents a smart investment for any shooter looking to harness the unique advantages of the 300 Blackout cartridge in a proven platform. This complete rifle is ready to shoot out of the box and requires only ammunition and a quality optic to begin your shooting experience. With CaliperDepot’s competitive pricing, fast shipping, and commitment to customer service, acquiring your Resolute MK4 has never been easier. Order your CMMG Resolute MK4 300 Blackout today and experience the reliability and performance that serious shooters demand.