TerminusX parts are NOT made in china, like most other brands. TerminusX parts are made by hand in the Philippines by one man. Because of this, they are the highest possibly quality. These parts are not just reliable, but they are high performance. TerminusX traveled were no airsoft brand has gone before. Their cutting edge products such as a 58,000 rpm motor, Tungsten Carbide Bushings, and a motor capable of pulling an M190 spring on 10:1 gears blow their competition away.