Toni System Aluminum Frame Weight for FN 509 Black. This precision-crafted upgrade is designed to reduce muzzle rise and improve overall shooting control making it an excellent addition for both competitive and tactical shooters. Built from high-quality aluminum this frame weight provides the perfect combination of durability and reduced weight ensuring optimal handling without adding unnecessary bulk. Specifications for Toni System Aluminum Frame Weight for FN 509: Manufacturer: Toni System Color: Black Features of Toni System Aluminum Frame Weight for FN 509 Premium Aluminum Construction Crafted from high-grade aluminum this frame weight is both lightweight and durable offering long-lasting reliability without compromising the maneuverability of your FN 509. Enhanced Stability and Recoil Control By adding extra mass to the frame this accessory reduces felt recoil and muzzle flip allowing for faster follow-up shots and improved shooting accuracy. Mounting Holes for Toni System Thumb Rest The frame weight features pre-drilled mounting holes making it compatible with the Toni System thumb rest (sold separately). This allows you to further customize your FN509 for enhanced grip control and shooting precision. Custom Fit for FN 509 Designed specifically for the FN 509 platform this frame weight integrates seamlessly with your firearm ensuring a secure fit and flawless functionality. Tactical and Competitive Advantage Ideal for IPSC USPSA and other competitive shooting sports the added frame weight enhances handling reduces recoil and gives you an edge in speed and accuracy. Package Contents: Toni System Aluminum Frame Weight for FN 509 Mounting screws Toni System CALFN509: Aluminum Frame Weight for FN 509 Black