CMMG, Inc 300 AAC Blackout 16" Stainless Steel Barrel Upper LP Gas Bloc 30B7784

CMMG Blackout Uppers



- Caliber: 300 AAC BLACKOUT Chamber

- Barrel: 16" M300 Profile Barrel, WASP Treated 4140 Chrome-Moly Steel , 1:7" Twist, 5/8-24 Threaded

- Hand Guard: K9 4 Rail Free Float Tube

- Sights/Gas Block: Low Profile Gas Block

- Bolt Group: M16 Bolt Group

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