CDI Racing 4-stroke incl. Adjustable speed limiter for Baotian, Benzhou, Buffalo, Flex Tech, Ering, Longjia, Rex, sukida, Peugeot, Pegasus, Qingqi, Rex, Rieju, Tauris, Xinling
No function rex rs 450 .roller not start. Spare parts will be delivered .... let's see, the funny part is supposed to operate at Rex RS 450.