Product DescriptionThe Patriot Ordnance Factory (POF) nickel-plated AR-15 bolt assembly is manufactured to MIL-SPEC standards and built for reliable performance in 5.56x45mm NATO platforms. Designed to fit any AR-15/M16 carrier, it is compatible with both piston-driven and direct-impingement (DI) rifles. For fast, ready-to-install setup, the bolt assembly comes with the extractor and ejector already installed, while the durable nickel-plated steel construction helps promote smooth operation and corrosion resistance.Product Highlights MIL-SPEC AR-15/M16 bolt assembly for dependable function and fit Nickel-plated steel finish for enhanced corrosion resistance and smoother cycling Compatible with both piston and direct-impingement (DI) rifle systems Fits any AR-15/M16 carrier for broad parts compatibility Extractor and ejector installed for quicker, ready-to-use installationSpecs Brand: Patriot Ordnance Factory Product Type: Bolt Assembly Platform Compatibility: AR-15 / M16 Caliber: 5.56x45mm NATO Material: Steel Finish: Nickel Plated Included Components: Extractor installed; ejector installed MPN: 00328 UPC: 847313003287Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.