Obsidian Arms AR-15 Firing Pin Retaining Pin Black 5 count - OA-AR-15-FPRP-5

Ensure your AR-15 bolt carrier group operates with unwavering reliability using the Obsidian Arms AR-15 Firing Pin Retaining Pin Black 5 count pack. These precision-crafted pins are essential small parts designed to securely hold the firing pin in place, preventing slippage or unintended movement that could lead to malfunctions during critical moments. Ideal for gunsmiths, builders, and enthusiasts, this value-packed set delivers made-in-USA quality at an affordable price, keeping your tactical firearm ready for range days, competitions, or defensive use.

Key Features

• Machine-Chamfered Ends: Facilitate smooth, effortless installation without damaging your bolt carrier group, saving time during assembly or maintenance.
• Black Oxide Finish: Provides excellent corrosion resistance and a sleek, professional appearance that complements your AR-15’s aesthetics while enhancing durability in harsh environments.
• Mil-Spec Precision: Engineered to exact military specifications, ensuring a perfect fit in standard AR-15 bolt carriers for seamless compatibility and optimal performance.
• 5-Count Pack: Perfect for multiple rifle builds, spare parts kits, or replacing worn components, offering convenience and cost savings for serious shooters.

Specifications

• Product Name: Obsidian Arms AR-15 Firing Pin Retaining Pin
• Quantity: 5 Pins
• Color: Black
• Material: High-Quality Steel
• Compatibility: Standard AR-15/M16 Bolt Carrier Groups (not for AR-10)
• Weight: 3 grams (per pack)
• Origin: Proudly Made in the USA

Why Choose Obsidian Arms Firing Pin Retaining Pins?

Standard cotter-style retaining pins can bend, wear out, or fail under repeated stress, leading to firing pin protrusion, slam fires, or interrupted shooting sessions—pain points that no AR-15 owner wants to face. Obsidian Arms addresses these issues with robust construction that withstands the rigors of semi-automatic fire, delivering long-lasting security and peace of mind. Whether you’re upgrading a new build or refreshing an older rifle, these pins enhance reliability without compromising on affordability. Customers appreciate their straightforward design that eliminates the hassle of frequent replacements, allowing more focus on what matters: precision shooting and tactical readiness.

Don’t let a small part compromise your AR-15’s performance. Add the Obsidian Arms AR-15 Firing Pin Retaining Pin Black 5 count to your arsenal today and experience the difference in build quality and dependability.

Frequently Asked Questions

What is the role of the firing pin retaining pin in an AR-15?

The firing pin retaining pin secures the firing pin within the bolt carrier group, preventing it from moving forward prematurely and causing issues like out-of-battery detonations or malfunctions. It’s a critical safety and reliability component.

Are these pins compatible with all AR-15 rifles?

Yes, these Mil-Spec pins fit standard AR-15 and M16 bolt carrier groups. They are not designed for AR-10 or other large-frame platforms—always verify your BCG specifications.

How do I install the firing pin retaining pin?

Installation is simple: Align the pin with the hole in the bolt carrier, use pliers or a punch to insert it gently, and bend the ends if needed for a secure fit. The chamfered design makes it easier than traditional pins.