AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER

Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 14.5" Pinned (16" OAL) Barrel, M-LOK Free Float Handguard, Geissele Airborn Charging Handle, Nanoweapon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Black 08-547B