The Rieju MRX 50 Pro is a higher-spec version of Rieju's MRX 50 enduro bike, from Spain. It uses a liquid-cooled 50cc two-stroke single in a full-size chassis.
It is aimed at 16-year-olds who want an off-road styled moped. Rivals include the Derbi Senda DRD 50 and Beta RR 50.