Crafted from high-strength, hardened steel, this mil-spec hammer pin is engineered for exceptional durability and extended lifespan. Its precision machining to exact mil-spec dimensions guarantees a secure fit and seamless operation within standard AR-15 lower receivers. As a drop-in replacement, this hammer pin is fully compatible with all mil-spec AR-15 fire control groups, facilitating a quick and straightforward installation process. Whether you're replacing a worn-out pin or building a new rifle, this OEM hammer pin promises dependable functionality and enduring performance, making it an essential component for any AR-15 enthusiast.

The mil-spec hammer pin from Sons of Liberty Gun Works is an original equipment manufacturer (OEM) component specifically engineered for mil-spec AR-15 rifles
This critical component of the fire control group secures the hammer within the lower receiver, ensuring smooth and reliable operation

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