CMMG 30A240ACG Resolute MK4 300 Blackout 30+1 14.50" Black Nitride Medium Taper Threaded Barrel, Charcoal Green Cerakote Picatinny Rail Aluminum Receiver, EML 15" M-LOK Handguard, Charcoal Green Synthetic CMMG 6 Position RipStock, CMMG Zeroed Grip

Delivering a heavyhitting .30 caliber round on target .300 BLK was originally designed around being a subsonic round for use in shorter barrel suppressed rifles. Additionally .300 BLK set out to utilize as many M4AR15 parts and ammo components as possible. Great for home defense and suppressed use in subsonic loadings. Built on the Mk4 AR15 platform. Features EML handguard full length MLOK slots on both sides and the bottom of the handguard as well as MLOK between the top picatinny rail sections ZEROED parts including: pistol grip dropin trigger 6090 degree ambi safety ambi mag catch extended mag release button muzzle brake AR15 bolt catch polymer dust cover and ambi charging handle. Includes Magpul 30rd PMAG.