CMMG Dissent BR4 .300 AAC Blackout

The CMMG Dissent BR4 is a modern .300 AAC Blackout carbine built to perform across a range of applications including target shooting, hunting, and home defense. Its configuration balances user-friendly ergonomics with features that support suppressed and unsuppressed shooting.

The rifle is finished in Armor Black Cerakote and is configured around a full-length top Picatinny rail and an M-LOK compatible handguard for accessory mounting. Controls and ergonomics include a reversible side charging handle and an ambidextrous control set paired with a Magpul SGA synthetic stock for stable shouldering and familiar handling.

Key Specifications

• The caliber is .300 AAC Blackout.
• The barrel length is 16.1 inches.
• The rifling twist rate is 1:7.
• The barrel material is 4140CM SBN.
• The muzzle device is a CMMG Zeroed Muzzle Brake.
• The gas block is adjustable (0.750 carbine).
• The upper receiver is Dissent 7075 T6 Aluminum.
• The lower receiver is BR4 billet 7075 T6 Aluminum.
• The handguard is a CMMG EML15 proprietary M-LOK.
• The rifle includes two Magpul 10-round PMAGs.

The CMMG Dissent BR4 offers a practical feature set for shooters seeking a .300 Blackout carbine with adjustable gas and modern accessory compatibility. Consider the CMMG Dissent BR4 .300 AAC Blackout rifle for sale online today when you need a versatile, feature-rich platform.

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