VL-3 EVOLUTION is an ultralight, aerodynamically directed, single-engined, low-wing airplane of classic design with fore-type retractable or fixed landing gear and with two pilot seats next to each other.
The plane has been certified according to regulation UL-2 of Light Aircraft Association of the Czech Republic for maximum take-off weight of 450 kg for the version without and 472,5 kg with a rescue system
Source: vl-3.com