Radical FR16556SOC15SHR MHR 5.56x45mm NATO 30+1 16 Black Melonite Steel Threaded Barrel, Black Anodized Aluminum Receiver w/Pic Rail, M-LOK Handguard, 6 Position B5 Bravo Black Synthetic Stock, Black B5 Type 23 Grip, Right Hand, Rifle

The Radical Firearms 16" 5.56mm AR rifle uses MIL-STD Upper and lower receivers along with Radical's 15" MHR free float rail system for increased accuracy, keeping your hands cool, and giving you plenty of room for accessories. The B5 Grip and B5 Stock provide a comfortable hold on the rifle whether prone or upright.