Raw heat-treated M4 collar designed for NFA-regulated firearm builds. Precision-machined component for custom rifle assembly and suppressor mounting applications.
This precision-machined M4 collar represents a critical component for builders working with NFA-regulated firearms and suppressor systems. The raw heat-treat finish provides a durable foundation for custom finishing or direct use in protected environments.
The M4 collar is engineered to exacting standards, providing the structural integrity necessary for demanding shooting applications. The raw heat-treat process creates a hardened surface resistant to wear and corrosion in operational conditions.
As an NFA accessory component, ensure compliance with all federal, state, and local regulations before assembly or use.