Faxon Sig P320 Full-size Threaded Black Nitride Flame Fluted Barrel

416-R Stainless - Only the best steels for durability, longevity, and accuracy.9mm SAAMI Chambers - Superior accuracy with complete SAAMI compatibility & boring reliability.Tighter Tolerances - Drop-in, yet better fitment and lock-up.Conventional Rifling - Fully compatible with cast bullets11 Degree Target CrownTechnical Specifications:Handgun Type: Sig P320 Full SizeBarrel Caliber: 9mmBarrel Profile: Flame Fluted, Drop InBarrel Material: 416-R Stainless SteelBarrel Twist: 1:10Muzzle Thread: 1/2x28 TPICrown: 11-degree Target CrownRifling Method: ButtonRifling Type: ConventionalInside Finish: Salt Bath NitrideOutside Finish: Salt Bath NitrideNot compatible with M17 or X Series pistols (including the X5 and X5 Legion)