ZETA Throttle Tube ze45-8020 F5149 ZETA ZETA throttle tube F5149. See if it fits your bike. Beta RR 125 2T Enduro Beta RR 200 LC 2T Racing Beta RR 200 LC 2T X-Pro Beta RR 250 2T RACE Beta RR 250 2T X-Pro Beta RR 300 2T Enduro Beta RR 300 LC 2T Racing Beta RR 300 LC 2T X-Pro Beta RX 300 Beta Xtrainer 250 Beta Xtrainer 300 Husqvarna TC 125