6mm ARC Barrels: Bartlein 4 Groove-Varmint


Our 6mm ARC barrel come standard with 1-7.5 Twist, M4 feed ramps and gas tube. You have the option of barrel type, thread, fluting, finish type and to add a matched bolt. If you have a bolt that you would like to use you are welcome to ship it to us for accurate headspace.

The barrel blanks available are made from 416 Stainless Steel.

The barrels produced here at Compass Lake Engineering have been proven to be some of the most accurate barrels shot by top competitors in the United States.

  • Manufactured by: Compass Lake Engineering

Additional information

Barrel Brand


Gas System Length





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Matched Bolt

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Barrel Fluting

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Starting at: $620.00

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