Apex 9mm Threaded Barrel for FN 509 4" Drop In Barrel in Black

Apex Tactical Specialties FN 509 Threaded Barrel for 4" Finished in Black.  This drop in threaded barrel is designed specifically for the FN 509 model pistols with a factory 4.00" barrel, including the FN 509 Midsize.  This upgraded barrel is made from Stainless Steel and heat treated for long lasting durability, it is then finished in a Black Melonite and contrasting Stainless Steel fluting.  Increase your FN 509 accuracy due to this barrels 1:10 twist rate and do it easily with its' true drop in ability, no fitting required.  This FN 509 drop in barrel has a 1/2 x 28 threaded muzzle and comes included with a thread protector and a light recoil spring assembly for use when shooting this barrel with a compensator.

Apex Tactical Specialties FN 509 Threaded Barrel for 4" Finished in Black Features: