AK47 Rifle Chrome Lined US Barrel 4140

AK47 Chrome Lined Barrel 4140 Steel Extractor is cut Gas Port Drilled Rifling: 1 in 10 twist 6 groove Hand guard Retainer slots are cut 14x1 Left Hand threaded for all standard AK muzzle breaks These barrels are designed to work with most European-block Stamped AK Rifles IE, Polish Romanian, these are not for Milled kits or Yugo kits. If you are not sure if it will work with your kit please email before placing a order. Outer Dimensions: Chamber: 23mm Rear sight base: 17.5mm Handguard retainer: 17mm Gas block: 15mm Front sight base: 14.55mm