Our 6mm ARC barrel come standard with 1-7.5 Twist, and M4 feed ramps. 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 are made from 416 Stainless Steel.
Note: SPR/MK12 and Recon threads are 5/8-24 and if you choose fluting it will only be under the handguard.
- Manufactured by: Compass Lake Engineering
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