Comfort is provided by high-quality upholstered seats and the adjustable foot control allows even a tall pilot to hide his knees behind the wind shield. The structure is made of duralumin tubes D16T supplemented with welded steel parts ensuring high strength and flexibility. The three-wheeler design is composed of laminated covers. The slim three-wheeler design results in low frontal resistance and the large lateral surface behind the centre of gravity, along with the direction indicators on the wheel guards, ensures excellent directional stability and pleasant cornering behaviour. Motorization according to customer's requirements with Rotax or Hirth engines from 50 to 100 HP. The single-seater version Joker Mono is of the same structure as of the two-seater structure. The low weight of the three-wheeler using a suitable engine ranks it in the microlight category.