The aircraft was introduced in 2005 and production ended when the company went out of business later in 2005.[2] [3]
The Trio-Twister 203 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 3000NaN0. It carries a German DULV certification. It features a parachute-style wing, two-place accommodation in side-by-side configuration, tricycle landing gear and one 550NaN0 two cylinder, two-stroke, air-cooled Hirth 3202 aircraft engine mounted in pusher configuration.[1]
The aircraft carriage is a simple frame design with a central canopy attachment, built from bolted aluminium tubing. In flight steering is accomplished via foot pedals that actuate the canopy brakes, creating roll and yaw. On the ground the aircraft has nosewheel steering. The main landing gear incorporates spring rod suspension. The design employs a tilting bench seat to allow the pilot and passenger to see up and backwards to ensure that canopy inflates correctly.[1]
The aircraft has an empty weight of 1050NaN0 and a gross weight of 3000NaN0, giving a useful load of 1950NaN0. With full fuel of the payload for pilot and baggage is 1810NaN0.[1]