Sig Sauer Sig Sauer P320 Full Size Threaded Barrel 9mm Luger 5.5" Nitron with Loaded Chamber Indicator

Sig Sauer factory replacement barrels are designed to ensure the accuracy and longevity of your Sig Sauer firearm. The barrels are specially heat-treated for toughness and durability. If you are looking to replace or just simply have a backup barrel on hand, pick up one of these precision made Sig Sauer barrels today! It is not uncommon for barrels to need fitting; a gunsmith is recommended for installation. FeaturesFactory replacement barrelDesigned to ensure accuracy and longevityHeat-treated