... . 3.Anti-theft. ITEM NO. FJJ-1000-3P Motor Operated Gate Valve Main specifications and technical parameter of the FJJ series of ... form, can form a complete set stationary, movable double gear stents board, host is equipped with fuse mounting bracket, ... 5 millimeter.5.Transmission mechanism has reasonable design, advanced technology, gear not easy wear, durable, operation, low noise, small shaking ...