The CMMG 55DA244 Barrel Nut is a steel AR-15 barrel nut designed for use with CMMG free-float handguards. It provides the mechanical interface between the upper receiver and a free-float handguard, aiding proper alignment during assembly. Suited for builders and armorers, this part is intended for standard AR-15 upper assemblies and free-float rail installations. The design focuses on reliable fit and straightforward installation in compatible CMMG handguard systems.
Key Specifications
- Manufacturer: CMMG.
- Model number: 55DA244.
- Part type: Barrel Nut.
- Material: Steel.
- Intended platform: AR-15.
- Compatibility: Compatible with CMMG free-float handguards.
- Category: AR Upper Parts.
- Primary function: Secures free-float handguards to the upper receiver.
Well-suited for builders seeking a dependable, OEM-compatible barrel nut, the CMMG 55DA244 combines durable steel construction with a form-fit design for free-float handguard installations. Keep this component in your parts kit to complete a clean, properly aligned AR-15 upper assembly and ensure consistent handguard attachment.





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