AB ARMS FIRING PIN 5.56MM – AR-15 CHROME

Precision AR-15 maintenance starts with quality components. The AB Arms firing pin delivers reliable ignition for 5.56mm platforms when you need consistent performance. Whether you're building or maintaining your rifle in Sunnyvale or beyond, understanding your local regulations matters—review California firearm laws before any build or upgrade.

Chrome-plated durability and ignition reliability

This 3.6-inch firing pin features chrome plating for corrosion resistance and extended service life in field conditions. American Built Arms Company manufactures this component to standard AR-15 bolt carrier specifications, ensuring proper fit and function across most modern platforms. Replacement pins are essential maintenance items—keep spares on hand. For handgun owners exploring options, TacticCAL maintains a California-compliant handgun catalog with verified inventory. Visit our gun shop in Sunnyvale for our full catalog.

Frequently asked questions

Will this firing pin fit my AR-15 bolt carrier?

Yes. This pin is manufactured to standard AR-15 specifications and installs into most mil-spec bolt carriers. Verify your carrier's pin diameter matches the 5.56mm standard before installation.

How often should I replace my AR-15 firing pin?

Firing pins typically last thousands of rounds under normal use. Replace yours if you notice light strikes, failure to ignite, or visible wear. Chrome plating extends durability compared to bare steel alternatives.

What is an FFL transfer in California?

An FFL transfer is when a federally-licensed dealer like TacticCAL receives a firearm shipped from another seller and processes California's required DROS paperwork to legally transfer it to you. TacticCAL is your FFL dealer Concord in the Bay Area.