The EC300JS from Twin Disc is versatile, intuitive, and reliable. The joystick is easy to use and easy to learn. The Duffield 58, as seen in this video, is equipped with the Caterpillar main engine 12.9 985 HP at 2300 rpm, the Twin Disc Transmission MGX-5136RV 2.52:1, and the Twin Disc EC300 Control System with Joystick integration. Watch the EC300JS in motion: