AT3™ Mil-Spec AR-15 Firing Pin
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- 90-day no-hassle returns policy
- Backed by the AT3 Lifetime Warranty! what it covers
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From orders that included this itemProduct description
AT3 Hard Chrome Firing Pin
The AT3™ Mil-Spec AR-15 Firing Pin is a premium replacement component for your AR-15. This component is guaranteed to fit and function in your AR and is perfect for replacing lost or damaged parts.
It’s made heat treated 8640 steel and hard chromed to prevent breakage, increase the component’s longevity, and make it easier to clean. All AT3 Tactical upper receiver parts meet or exceed Mil-Spec.
Features
- Fits all standard AR15 sized bolts
- Precision machined from heat treated 8640 steel
- Hard Chrome Plated
- Manufactured to Mil-Spec dimensions
- 100% American Made
Customer reviews 12
Ive recommended AT3 to all of my fellow officers and they are happy with their purchases!!! Thank you for your quality and easy purchase website!!!
AT3 Tactical · Thank you for your positive review! We are glad to hear that you are satisfied with our AT3™ Mil-Spec AR-15 Firing Pin. We take pride in the quality and durability of our products and we are happy that it met your expectations.
AT3 Tactical · Thank you for the review and for taking the time to write it. We're glad to hear that this firing pin works perfectly and solves a common issue - having a rifle that just goes click instead of bang.
AT3 Tactical · Thanks for sharing your feedback! We're glad you're satisfied with your purchase.
AT3 Tactical · Thanks for sharing your feedback! We're glad you're satisfied with your purchase.
AT3 Tactical · Thanks for sharing your feedback! We're glad you're satisfied with your purchase.
AT3 Tactical · Thanks for sharing your feedback! We're glad you're satisfied with your purchase. Cheers!
AT3 Tactical · Thanks for sharing your feedback! We're glad you're satisfied with your purchase. Cheers!
AT3 Tactical · Thanks for sharing your feedback! We're glad you're satisfied with your purchase. Cheers!
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Warranty & returns
Backed by the AT3 Lifetime Warranty!

All AT3 Tactical Brand Products carry a lifetime warranty against manufacturer’s defects.
This includes AT3 Red Dot Sights, Handguards, Iron Sights, and any other product that carries the “AT3 Tactical” or “AT3™” name. For other brands (ex. Magpul or Troy), please refer to the manufacturer’s warranty policy.
In the event that your AT3™ product becomes unusable, we will repair or replace the product at no charge to you.
If we cannot repair your product, we will replace it with a product in perfect working order of equal or better physical condition. The warranty is fully transferable, but we may require information about the original purchase to validate the authenticity of the product.
If your product is in need of warranty service, please contact AT3 Tactical to start the process
Our contact info is available here. To expedite processing, please provide your order information and description of the defect.
Please note: The AT3 Lifetime Warranty does not cover loss, theft, intentional damage or cosmetic damage that doesn’t affect the performance of the product.
90-day no-hassle returns
The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.
If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.

















