The Wheely II was designed to comply with the Fédération Aéronautique Internationale microlight category, including the category's maximum gross weight of 4500NaN0. The aircraft has a maximum gross weight of 2700NaN0. It features a 40m2 parachute-style wing, two-seats-in-tandem, tricycle landing gear and dual 14.50NaN0 Solo 210 engines mounted together in pusher configuration driving a single propeller, although other engines can be used.[1]
The aircraft carriage is built from a combination of bolted aluminium and plastics. The propeller is mounted within a two-tube safety ring, with a mesh net set forward to keep objects out of the propeller. In flight steering is accomplished via handles that actuate the canopy brakes, creating roll and yaw. The main landing gear incorporates spring rod suspension.[1]
The aircraft has an empty weight of 700NaN0 and a gross weight of 2700NaN0, giving a useful load of 2000NaN0. With a fuel capacity of the full-fuel payload for crew and baggage is 1430NaN0.[1]