Rolandas Kalinauskas RK-5 Ruth
| RK-5 Ruth | |
|---|---|
| Role | Light aircraft |
| National origin | Lithuania |
| Manufacturer | Rolandas Kalinauskas |
| Status | In production (2015) |
| Number built | at least one |
The Rolandas Kalinauskas RK-5 Ruth, also called the Viltis (English: hope), is a Lithuanian light aircraft, designed and produced by Rolandas Kalinauskas, of Prienai. The aircraft is supplied as a complete ready-to-fly-aircraft.