Stern Defense 00645ACPBARREL105INCHD 10.5" 45 ACP Barrel Black Melonite 4150 CM Steel AR-15 Compatible

The Stern Defense 10.5" .45 ACP barrel is built for AR-15 compatibility and is manufactured in the USA. Featuring robust construction and attention to reliable function, this barrel offers an excellent option for those building custom .45 ACP AR-style firearms. 10.5 inch barrel length for .45 ACP AR-15 builds Melonite-coated 4150 chrome-moly steel construction 1:16 twist rate with threaded .578-28 muzzle This barrel’s combination of materials and design supports durability and accuracy for .45 ACP platforms. Its US manufacturing and AR-15 compatibility make it a dependable choice for custom builds.