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Complete your AR pistol build with an 8-Inch 5.7x28mm Radial Delayed Blowback barrel. Made from 4140CM, each barrel has a salt bath nitride finish for maximum durability and corrosion resistance. Bolt Carrier Group Compatibility: Radial Delayed Blowback barrels feature a unique barrel extension and require the use of the matching caliber RDB bolt carrier group. All NFA rules apply.
Specifications
- Manufacturer:
- Cmmg
- Category:
- barrel
- Platforms:
- AR-15
- Interfaces:
- Muzzle thread: 1/2-28
- Length:
- 8.0"
- MPN:
- 57D880F
- Required Component:
- Yes
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