Radical Firearms 7.62x39 16" HBAR Radical Upper Receiver is a flat top, drop in receiver, ready to be mounted to any Mil-Spec AR-15 lower receiver.
This fully mil-spec compliant receiver provides a high-quality upper for any level budget or shooter. Comes assembled with Upper Receiver, Forward Assist, Ejection Port Door, and Barrel Nut. 16" HBAR Profile Barrel and A2 Flash Hider.
- 16" HBAR Melonite Barrel 4150V Chrome Moly
- 1 in 10" twist rate
- 7.62x39 Chamber
- 5/8x24 Thread Pitch
- M4 Feed ramps
- Low Profile Micro Gas Block
- Stainless pistol-length gas system (this will cycle subsonic loads)
- 16" Free Float Radical Firearms Rail
- Forged Upper Receiver with Forward Assist, Shell Deflector
Big Book Catalog, Issue:73, Page:007