CMMG 55DA296 Mil-Spec AR-15 Barrel Nut

Description

The CMMG 55DA296 Mil‑Spec barrel nut is a replacement component intended for AR‑15 builders and armorers. It is made to Mil‑Spec form and function for use in AR‑15 assemblies and maintenance. The part is finished in black and is intended for use in standard AR‑15 builds and repairs. This item provides the interface required to secure the barrel extension in common AR‑15 upper assemblies.

Key Specifications

• Brand: CMMG.
• Model: Mil-Spec.
• Product type: Barrel Nut.
• Compatible platform/size: AR-15.
• Finish: Black.
• Listed dimensions: 1.90 x 3.60 x 4.75.
• AR-15 accessory: Yes.
• Intended use: Builds and repairs for AR-15 assemblies.

Compact and straightforward, the CMMG 55DA296 Mil‑Spec barrel nut offers the Mil‑Spec interface expected in armorer-level components. Its black finish and listed dimensions align with typical AR‑15 build workflows, making it a practical choice for replacing a worn nut or completing a new upper assembly. The part focuses on reliable, specification-driven fit for common AR‑15 applications.