The Cybergun Sig Sauer P226 airsoft gas gun.  A fully licensed replica Sig from Cybergun, made originally by KJW in Taiwan.  Full Metal gas blow back, an awesome gas gun for your collection!  A very reliable and solid gas gun.  Takes standard Taiwanese style green gas or propane.  Full trademarks all over the gun and packaging.  It's also great for law enforcement training - fits in standard Sig P226 full frame holsters and functions the exact same.