This is a superb opportunity to get a hold of a now out of production model kit of the Disney Nautilus, paired up with a very sought after 2" diameter watertight cylinder. 
 
Length of the completed model is approximately 31". 
 
Cylinder is the Caswell/Merriman 2" diameter unit, perfectly suited for use in this model, and also the same one used in the Trumpeter Seawolf plastic model conversion (if you wanted to double up your value!. Air pump ballast system with optional gas backup. Cyliner will require ESC, battery, receiver.