• 10.5" 300 Blackout with RKM9 Pistol Kit

10.5" 300 Blackout with RKM9 Pistol Kit

$ 549.00


All NFA and local laws apply, make sure you know them before ordering or installing this upper.

Ghost Firearms 10.5" Pistol Kit With CMMG RKM9


  • Chambered in 300 AAC Blackout (7.62x35mm)
  • M16 Bolt Carrier Group
  • Mil-spec Charging Handle 
  • A2 Flash Hider
  • 10.5" 1:8 Twist 4150 Chrome Moly Steel Barrel Black Nitride 
  • Pistol Length Gas System 
  • CMMG 9" Keymod Free Float Hand Guard
  • Mil-Spec 7075 T6 Upper Receiver with Hard Coat III Anodized Finish
  • Mil-Spec Lower Parts Kit
  • Pistol Buffer System
  • MagPul Moe Grip


*****Ammunition Notification***** Ghost Firearms test fires every custom upper to verify cycling. We do not guarantee cycling with all ammunition due to vast differences in the quality of ammunition. We will only warranty cycling with US made ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds.

Please allow 3-4 business days to build and test fire all built uppers

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