North American Jawa / CZ Register - 1957 Jawa 50, model 550 Pionyr was a first ultralight motorcycle with 50cc engine size. This motorcycle was equipped with foot pegs and shift/rear brake
Jawa 50 typ 05 pionýr (1962) | Pajkovy osobní stránky
Motor Jawa 50/21 Pionýr | Motorkáři.cz
Model motorcycle Abrex motorcycle Jawa Pionyr Typ 211: 18 Motor Bike Motorbike | eBay