Davidson Defense Starfall 18-inch AR-15 .450 Bushmaster Rifle Complete Upper Build

The Starfall 18-inch AR-15 .450 Bushmaster Rifle Complete Upper Build from Davidson Defense is engineered for reliability and precision. Featuring a "Sepal" 18” barrel made from 4150 Chrome Moly Vanadium, this upper boasts a phosphate finish and a heavy barrel profile. With a 1:24 twist rate and mid-length gas system, the setup ensures optimal performance for both hunting and tactical applications.

The upper receiver, machined from 7075-T6 forged aluminum, is anodized black for durability. A free float extended quad rail handguard allows for versatile accessory attachment. The assembly includes a mil-spec AR-15 M4 charging handle and a micro low-profile gas block designed for a .750 O.D barrel. It also features a KAK .458 compensator for improved muzzle control. The robust .458 SOCOM / .450 Bushmaster bolt carrier group, constructed from 9310 alloy steel, is parkerized and nitride finished for enhanced longevity.