The Holosun 509PLT-FNX45 509 Adapter for FNX-45 is a precision-engineered mounting solution designed to seamlessly integrate the Holosun 509 series optics with the FNX-45 handgun. Crafted from durable materials, this adapter ensures a secure and stable attachment, enhancing the performance and accuracy of your firearm. Its sleek, black finish complements the aesthetics of the FNX-45, while the easy installation process makes it a convenient choice for both professional shooters and enthusiasts. Optimize your shooting experience with this reliable and robust adapter, tailored specifically for the FNX-45.