The speedwinder line is all about powering vehicles with rubber bands and the torque twister comes with multiple rubber bands crank the back knob to wind up the rubber bands inside the drive shaft with front steering you can pull off awesome donuts or race the nascar way with a circular raceway if you have the twisted cycle you can connect them front to back to form the epic drag moto store your bands right on the cars as it features hooks for a cool stylistic detail