The Twisted ShifterZ 18 Speed Super Kit is a practical and efficient solution for Eaton Fuller Shifter 18 Speed. This kit includes an adapter installed on a new Eaton Fuller Shift Valve, replacing the older 'D' shaped handle setup and current 'Sloped' type handle. Sold individually, it fits most makes and models. Additionally, most Twisted ShifterZ Shift Knobs require a new adapter, which can be reviewed by clicking on the provided link. Upgrade your shifting experience with the Twisted ShifterZ 18 Speed Super Kit.