Built on primarily brand new SRC parts, with the exception of the rail (Classic Army), rail covers (ICS), sights (VFC), and grip (JG). Internally it has a brand new SRC upgrade G36 gearbox, CYMA neo high torque motor, and an SRC metal hopup unit. The gun come with 6 midcaps (5 King Arms and 1 unknown brand) and 3 hicaps (JG) It is shooting at 300fps w/ .20