Product Description The FN America 509 Compact Compensator Barrel Kit (MPN: 20100807) is a premium upgrade designed to elevate performance on your FN 509 Compact pistol. Chambered in 9mm Luger, this kit pairs a cold hammer forged black barrel featuring proprietary, non-threaded compensator mounting lugs with a quick-detach Flat Dark Earth compensator machined from stainless steel with a durable PVD finish. The auto-indexing compensator attaches and removes tool-free, while its V-style ports redirect gases and muzzle flash to reduce muzzle rise by up to 25 percent, allowing faster and more accurate follow-up shots. The barrel&';s polished chamber and feed ramp promote reliable feeding, and the kit utilizes the pistol&';s original factory recoil spring, making installation straightforward. Product Highlights Cold Hammer Forged Barrel: Delivers exceptional accuracy and durability with a 1:10" twist rate optimized for 9mm Luger. Auto-Indexing Quick Detach Compensator: Tool-free attach and removal with proprietary non-threaded mounting lugs for a secure, repeatable fit. V-Style Ports for Recoil Reduction: Redirect gases and muzzle flash to reduce muzzle rise up to 25%, improving control and follow-up shot speed. Stainless Steel Compensator with PVD Finish: The Flat Dark Earth compensator is machined from stainless steel and finished with a corrosion-resistant PVD coating. Drop-In Installation: Uses the original factory recoil spring and is purpose-built for the FN 509 Compact platform with no gunsmithing required. Specs Brand: FN America Model: 509 Compensator Barrel Kit Manufacturer Part Number (MPN): 20100807 UPC: 845737018214 Caliber: 9mm Luger (9x19) Overall Length: 4.34" Barrel Construction: Cold Hammer Forged Twist Rate: 1:10" Compensator Material: Stainless Steel with PVD Finish Compensator Attachment: Auto-Indexing Quick Detach, Proprietary Non-Threaded Mounting Lugs Color: Black Barrel / Flat Dark Earth Compensator Compatible With: FN 509 Compact Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer. ]]>