Shark UL
Czechoslovak manufacturer of full composite airplane SHARK and composite aircraft parts.
A high-performance European UL with retractable gear, smaller wing and variable-pitch propeller. Shark UL is designed and tested for a maximum take-off weight of 600 kg.

Design features

Designed according to European UL and US Light Sport Aircraft criteria. Composite low-wing design with classic tail and tandem seating.


Glass-fibre and carbonfibre/epoxy airframe, with PVC foam and aramid honeycomb core in sandwich panels. Monocoque fuselage with integral fin has integrated arm rests, seat backs, floors and instrument panels. Composite wing with carbon-fibre main spar and an auxiliary spar carrying flap levers and aileron hinges has 60 % of the trailing edge occupied by powerful single-slotted flaps. Wings and horizontal tail can be quickly detached for transportation or storage.

Flying controls

Mechanically actuated control surfaces with electric trim tab on the elevator and electrically actuated flaps.


Shark UL has tricycle type retractable undercarriage with steerable 13x4" nose wheel and 14x4” main wheels with hydraulic disc brakes.


One 75 kW/100HP Rotax 912ULS flat-four engine with variable-pitch composite propeller. Integral fuel tanks in wings, capacity 100 litres.


A completely upholstered two-seat tandem cockpit with adjustable seats has full dual controls – with sidesticks on the right and throttles and flap levers on the left panels. Elevator trim tab is controlled by electric switch on the sidestick. Instrument panels with standard EFIS/EMS displays for both pilots are complete with the classic fuel gauges, transceiver, transponder and GPS and secondary airspeed indicators and altimeters. The single-piece cockpit canopy opens to starboard and is supported by gas struts. Baggage space aft of seats.

Technical specifications
 Wing span  7,9 m
 Length  6,85 m
 Height  2,5 m
 Wing area  9,5 m²
 Engine  Rotax 912 S - 75 kW (100 HP)
 Empty weight  295 kg, (325 kg full options)
 Max. take-off weight  480 / 600 kg
 Max. permissible speed VNE  333 km/h
 Max. cruising speed VH  300 km/h
 Optimum cruising speed  250-270 km/h
 Stall speed, clean  80 km/h
 Stall speed, full flaps  64 km/h
 Max. climb rate at the MTOW  7,2 m/s
 Fuel capacity  100l
 Fuel consumption (economy flight)  15 l/h
 Maximum load factor  +4/-2
 Maximum ultimate  +6/-3


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