Z4 PRO / Z4 Lite Electric Folding Stem/tube

Z4 PRO / Z4 Lite Electric Folding Stem/tube - replacement inner tube for Gotrax electric ride-ons. Fits Gotrax Z4. Part number 138245. A replacement front tiller tube for GOTRAX Z4 PRO / Z4 Lite electric bikes. Not sure it fits? Check your model number against the list above before ordering. Ships from Miami, Florida. Free shipping on every order and 60-day returns.