Mach Sakai reviews the KSC M92 Vertec Heavy Weight Gas Blowback Pistol. Using the System 7 gas blowback tech, this has a Vertec type railed lower frame. This is mainly made of ABS this hjas been avaivalble for years now. It weights around 895g and has magazine capacity of 26 BBs. This gives a hard kick giving the user a satisfactory shooting experience.