CMMG Barrel Nut for AR15 – Replacement Component (55DA296)

• 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

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.