Barrel Sub-Assm, 8" MT 4140CM SBN, 5.7x28mm

Name: Barrel Sub-Assm, 8" MT 4140CM SBN, 5.7x28mm
Brand: CMMG
SKU: 57D880F
Price: 261.25 USD
Availability: InStock

CMMG

SKU:

57D880F

$261.25

Current Stock:

Quantity:

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Complete your AR pistol build with an 8" 5.7x28mm Radial Delayed Blowback™ barrel. Made from 4140CM, each barrel has a salt bath nitride finish for maximum durability and corossion 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.