Save when you combine our M4E1 Enhanced Upper Receiver, 15″ KeyMod Handguard and Radian’s Raptor LT Charging Handle! Our state-of-the-art Enhanced Upper Receiver combines the handguard mounting platform with the upper itself, condensing the parts needed to mount a free-floated handguard to a mere 8 screws. Includes: AR15 M4E1 Enhanced Upper Receiver 15″ Enhanced KeyMod …
