This replacement barrel is for Sig Sauer P226 models chambered in 40 S&W. Factory replacement pistol barrels are specially heat-treated for toughness and durability.
Diamondback 556P55H50B8R DB Barrel 5.56x45mm NATO 5.50″ Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel
$66.00
