ZETA Throttle Tube ze45-5001 F5104 ZETA ZETA throttle tube F5104. See if it fits your bike. Kawasaki KLX 125 Kawasaki KLX 125 D-Tracker Kawasaki KLX 150 Kawasaki KLX 230 R Kawasaki KLX 250 D-Tracker Kawasaki KLX 250 D-Tracker X Kawasaki KLX 300 Kawasaki KLX 450 R Kawasaki KX 250 Kawasaki KX 250 F Kawasaki KX 250 X Kawasaki KX 450