New never fired Aeroprecision M4E1 Complete Lower Receiver w/ MOE Grip & CTR Stock, M4E1 Threaded 16" 5.56 Mid-Length Complete Upper Receiver w/ ATLAS R-ONE. BCM-Bolt-Carrier-Group-AUTO-MP. Geissele Super Charging Handle. Geissele Super 42 Braided Wire Buffer Spring and Buffer Combo, H2. Primary Weapons Systems Enhanced Buffer Tube with Ratchet Lock Castlenut and Endplate. Troy Front Folding Battlesight M4, Troy Rear Folding Battlesight. Must be willing to show I.D or CCW bill of sale.