Crankshaft woodruff key TOP PERFORMANCES similar DIN 6888- 3x5mm- Piaggio 50 cc 2-strokeAprilia Mojito 50 (2004-)Aprilia Scarabeo 50 (2004-) (2-stroke) (Piaggio engine)Aprilia Sportcity 50 One (2-stroke)Aprilia SR 50 R Factory карбуратор (2005-)Aprilia SR 50 Racing,Sport, Funmaster (07.2003-) (Piagg..