Davidson Defense Vapor Trails 5-inch AR-15 9MM Pistol Complete Upper

The Vapor Trails 5-inch AR-15 9MM Pistol Complete Upper from Davidson Defense is engineered for performance and reliability. This complete upper features a 5-inch barrel made from 4150 CrMoV steel, finished with a phosphate coating for durability. Its direct blowback gas system, combined with a 1:10 twist rate, ensures consistent accuracy. The upper receiver is constructed from mil-spec 7075 aluminum alloy with a hardcoat anodize finish, providing a lightweight yet robust platform. The handguard, made from 6061-T6 aluminum, utilizes the M-Lok system for easy accessory attachment. The assembly includes a Nitride-finished 9MM bolt carrier group that accepts both Glock and Colt magazines, complemented by a steel flash can muzzle device. With its compact design, the Vapor Trails upper offers exceptional versatility for any gunsmith looking to create a reliable 9MM pistol.