16" 41V50 chrome moly vanadium steel HBAR barrel

Chambered in .458 SOCOM with a 1:14 twist rate

M16 cut bolt carrier group with Melonite finish

BCG high pressure tested and magnetic particle inspected

Standard charging handle

Custom Radical Firearms Panzer Brake

15" free float Radical Firearms M-LOK MHR rail

Gen 3 rail mounting system

Made in the U.S.A. in Stafford, Texas!

The Radical Firearms 16" .458 SOCOM HBAR Complete Upper Receiver is a law enforcement grade, drop-in solution for your next AR build. Crafted with quality materials and covered by Radical’s lifetime warranty, this MIL-SPEC upper receiver provides an outstanding solution for any budget. Arrives at your door with the hard work done. Complete this build with your favorite lower receiver and sights then head for the range!Includes the Radical Firearms M-LOK Hybrid Rail System which offers a generous 1.8” inside diameter that easily accommodates most suppressors. Lightening cuts along the rail reduce weight and aid in rapid cooling while M-LOK mounting points and MIL-SPEC Picatinny continuous top and short bottom rails provide space for your favorite sights, optics, and accessories. Features anti-rotation tabs, non-rotating QD sling mounts, and a tough hardcoat anodized finish.