Airsoft GI Custom G4A3 DMR (G&G Combat Machine base). No upgrades done by me. Gun has never failed once. Airsoft GI is no longer making these, but you can still look it up on their website. Price negotiable, and includes 2000mAh NiMh nunchuck battery, Leapers 3-9x Scope, Rockland adjustable bipod, and two short midcap magazines. Hicaps, gun bag, and wiring to Dean's available at additional cost.