The Radical Firearms 16" M4 Complete Upper Receiver is a flat top, law-enforcement grade, 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 complete and assembled with Upper Receiver, Forward Assist, Ejection Port Door, Barrel Nut. 16" M4 Profile Barrel and A2 Flash Hider. The free-float handguard: Forward Guard Shield (FGS) keeps your hands cool and provides plenty of room for accessories. The FGS (Forward Guard Sheild) Round Rail even has the capability to add attachments other than on the top picatinny rail, as it does allow Magpul MOE attachments and rail sections. Comes complete with Bolt Carrier Group and Charging Handle!
· 16" M4 Melonite Barrel
· 4150V Chrome Moly
· 1 in 7" twist
· 5.56 NATO Chamber
· M4 Feed ramps
· Low Profile Micro Gas Block
· DGI Stainless Carbine-length gas tube
· Direct Gas Impingement
· Mil-Spec A2 Flash Hider
· 12" Radical Firearms FGS (Forward Guard Shield) Round Rail
· Top Picatinny Rail
· Rail Allows for the use of Magpul MOE attachments
· Forged Upper Receiver with Forward Assist, Shell Deflector
· Made in Houston Texas, USA!