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Why customers choose this item
✓AR15 barrel nut component
✓Fits AR15 upper receivers
✓For barrel installation use
✓Steel barrel nut part
✓For builds or repair use
✓CMMG part 55DA296
Product highlights
Barrel nut designed for securing barrel to AR-15 upper receiver assemblies
Provides proper alignment and retention of barrel during firearm operation
Compatible with standard AR-15 upper receiver and barrel threading interfaces
Essential component for assembly or maintenance of AR platform rifles
Supports stable mounting of barrel and handguard interface components
Suitable for new builds or replacement of worn barrel nuts
Product description
The CMMG AR-15 Barrel Nut is a barrel nut designed for securing barrels to AR-15 upper receivers.
This CMMG AR-15 Barrel Nut is designed to fit standard AR-15 upper receiver threads and interfaces with the barrel extension to provide a secure attachment point. It is intended for use in rifle builds or repair applications requiring proper barrel installation. This product is used for maintaining correct alignment between the barrel and upper receiver assembly. In standard configurations, the barrel nut works with the handguard and gas system components during installation. The construction defines a consistent interface for AR-15 platforms, and its application supports both new builds and component replacement. The CMMG AR-15 Barrel Nut fits AR-15 rifles with standard upper receiver specifications.
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Volume pricing, dedicated account management, ACH payment options, and special sourcing for businesses, agencies, law enforcement, and first responders.