The True Precision P365 3.10" Barrel is the ultimate upgrade for Sig Sauer 9mm models including the P365 P365 SAS and P365X 3.1". Engineered for exceptional performance this drop-in ready barrel is crafted with advanced cuts chamfers and a precision feed ramp to ensure reliable feeding with all types of ammunition. Its proprietary stainless steel broach cut rifling delivers unmatched accuracy and durability making it a superior choice over OEM standards. Elevate your shooting experience with the True Precision barrel designed for those who demand excellence.