This TacFire firing pin (MPN MAR120308) is a hard chrome steel replacement part for .308 Win AR-platform rifles.

Key Specifications

• Firing pin for .308 Win AR-platform rifles
• Machined from 4140 steel with a hard chrome finish
• Direct-fit replacement or build part
• Measures approximately 4.3 inches long
• Fits .308 Win AR-pattern bolt carrier assemblies

Frequently Asked Questions

What platform is this firing pin for?
.308 Win AR-platform rifles.

What’s it made of?
4140 steel with a hard chrome finish.

Is this a replacement part?
Yes — it works as a factory replacement or for finishing a build.

Buy the TacFire 308 Firing Pin

Finish your .308 AR build or replace a worn factory part with this firing pin from TacFire. Order from a Lubbock, TX gun shop in our AR upper part lineup.