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CORE15 6.5 Grendel 18” 1:8 Barrel Kit



10 days
In stock


  • Barrel (14388) - 18" CORE STD Profile, 1:8 Twist, Rifle System, 4150 Fluted, Black Nitride
  • Gas Block (11735) - CORE 5 Hole Low Profile Gas Block
  • 6.5 Nitride Grendel Bolt
  • Rifle Length SS Gas Tube
  • CORE Brake (18171)
  • 6.5 Grendel Bolt Head (17043)
  • 28 Rd. 6.5 Gredel Magazine (17095)
  • Set Screw
  • Roll Pin


Download: CORE15 Rifle Manual PDF (6mb)

Download: CORE30 Rifle Manual PDF (6mb)

NOTE: Serialized parts are required by Federal Law to be shipped to an FFL (Federal Firearms License) holder. Please fill in the Ship To address to reflect the chosen FFL's Premises address.

To expedite the process have the FFL holder email a copy of their FFL to with your information (Customer's name and Order Number).


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