The Patriot Ordnance Factory 00328 Bolt Assembly is a nickel-plated steel replacement bolt manufactured to MIL-SPEC standards for AR-15/M16 carriers. The assembly ships with the extractor and ejector installed and is prepared for service in either piston-driven or direct impingement systems. Its nickel-plated finish provides corrosion resistance and smooth operation under routine use. This part is intended for maintenance, repair, or replacement in compatible AR-15/M16 platforms.
Key Specifications
- The manufacturer is Patriot Ordnance Factory.
- The model designation is 00328 Bolt Assembly.
- The chambering/size is .223 REM/5.56 NATO.
- The material is Steel.
- The finish is Nickel Plated.
- The assembly comes with the extractor and ejector installed.
- Manufactured to MIL-SPEC standards.
- Designed for use with AR-15/M16 carriers.
- Compatible with piston and direct impingement (DI) systems.
This bolt assembly provides a MIL-SPEC replacement option finished for durability and smooth operation. It’s a straightforward choice for technicians and owners performing routine service or replacing worn parts on AR-15/M16 platforms who value reliable, specification-driven components.
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