Apex Tactical Specialties Inc Fn 509 Direct Drop-In Threaded Barrel

If you’re looking to add extras on your FN 509 handgun’s muzzle, then this Apex Tactical Drop-In Threaded Barrel is exactly what’s needed to take your handgun to the next level. Designed to work with all standard FN 509 handguns, the Drop-In Threaded Barrel is chambered in 9mm and machined from heat-treated stainless steel and finished with a Melonite hardened finish. The barrel is rifled with a 1:10-inch twist rate and features 1/2-28 TPI muzzle threads. With the Apex Tactical Drop-In Threaded Barrel, consumers will see enhanced accuracy with no special fitting required. The company does recommend that users replace the recoil-spring assembly with the version includ Mfg: Apex Tactical Specialties Inc