BASE GUN: GHK M4 V2 Geissele Upper and Lower trademarks RA URGI KIT for GHK RA Precision Inner Barrel RA-TECH Magnetic Locking NPAS composite material loading nozzle set RA 7075 Forged Receiver RA Receiver Extension & Savy Stock RA URGI /MK16 Maritime Bolt Stop RA Recoil Buffer1 RA CNC Steel Bolt Carrier New-Age Steel Receiver Pin set New Age Ejection Port Cover Angry Gun URGI Charging Handle New-Age Trigger Guard New-Age Steel Forward Assist Maple Leaf Hop Up Rubber Gun is brand new in box. Built buy RA Customs in Taiwan. All steel parts, adjustable FPS. If you want a gas gun that will out perform everything on the field this is it. Hit me up with offers looking for around 1800$