CMMG Dissent Mk4 300 Blackout Upper - 6.5" - Midnight Bronze

CMMG Dissent barreled upper receivers are compatible with CMMG Mk4 and standard AR-15 lowers and offer the most compact PDW performance available thanks to CMMG's proprietary Direct Impingement Compact action and the ability to function without a buffer. This upper receiver features a 6.5-inch 4140CM barrel with a 1:7 rate of twist, 1/2x28 threaded muzzle and a CMMG Zeroed Linear Compensator. The 5.5" CMMG handguard and 7075 T6 aluminum receiver feature a Midnight Bronze cerakote finish.

• 300 Blackout upper receiver
• Compatible with CMMG Mk4 and standard AR lowers
• .750 adjustable gas block
• Proprietary Direct Impingement Compact action
• 6.5-inch threaded barrel
• CMMG Linear Comp muzzle device
• Midnight Bronze cerakote finish