The Niki 2004 features a single main rotor, a two-seats-in
side-by-side configuration enclosed cockpit,
tricycle landing gear and a four-cylinder, air-cooled,
four-stroke, single-ignition
Subaru EJ22 auto-conversion engine in
pusher configuration. The aircraft
fuselage is made from
monocoque aluminum sheet, with a steel rotor mast and the twin tails supported by aluminium tubing. The series uses American-made Vortech and SportCopter rotor blades with a diameter and a chord of . The 2004M model has an empty weight of and a gross weight of , giving a useful load of . ==Variants==