Crafted from high-strength, hardened steel, this mil-spec cam pin is engineered for exceptional durability and enduring performance. Precision machined to meet stringent mil-spec tolerances, it guarantees a flawless fit and seamless operation within standard AR-15 bolt carrier groups. As a drop-in replacement, this cam pin offers full compatibility with all mil-spec AR-15 bolt carrier groups, streamlining the installation process for both seasoned gunsmiths and DIY enthusiasts. Whether you're replacing a worn component or assembling a new bolt carrier group, this OEM cam pin delivers consistent, reliable functionality, ensuring your firearm operates at peak performance. The mil-spec cam 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 guarantees the smooth and reliable rotation of the bolt within the bolt carrier, significantly contributing to the proper cycling and locking of the action