Kangook Amaruk XDHow to do you make a great thing even better? You make it bigger of course! The Amaruk XD features an eXtend Diameter of 151cm, specifically design to accommodate 140cm propellers. So, what's the big deal with a bigger prop? More power, better climb rates, and less fuel burn can all be expected from higher aspect ratio props (longer and skinnier). Amaruk Amaruk XD uses the same core geometry as the Amaruk. Each hoop section features a secondary hoop