Intro: The CMMG RESOLUTE MK4 brings .300 AAC Blackout capability to a carbine-length AR platform, designed for versatile shooting situations including range work and suppressed subsonic operation. Built on the Mk4 AR-15 chassis, the rifle emphasizes modularity and a full suite of CMMG ZEROED components for consistent function.
Physical/Product Overview: The RESOLUTE MK4 pairs a 16.1-inch 4140CM SBN barrel with a CMMG EML15 M-LOK handguard and a Cerakote finish for a balanced combination of durability and weight savings. Ergonomic features include the CMMG RipStock, a ZEROED drop-in trigger, ambidextrous charging handle, and a Magpul 30-round PMAG for reliable feeding.
Key Specifications
- Each bullet point is a complete sentence.
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- The barrel length is 16.1 inches.
- The caliber is .300 AAC Blackout.
- The action is Semi-Auto.
- The barrel twist is 1:7.
- The barrel material is 4140CM SBN.
- The muzzle device is a CMMG ZEROED Muzzle Brake.
- The handguard is a CMMG EML15 M-LOK.
- The stock type is a CMMG RipStock.
- The finish is Cerakote.
- The magazine capacity is 30 rounds.
- The weight is 6.2 lbs.
Closing: The CMMG RESOLUTE MK4 .300 AAC Blackout combines Mk4 platform modularity with ZEROED components for dependable performance; buy the CMMG RESOLUTE MK4 .300 AAC Blackout online today.









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