The Twisted ShifterZ 13/18 Speed Super Kit is a chrome product designed for Eaton Fuller Shifter 13 Speed. It includes an adapter installed on a new Eaton Fuller Shift Valve, replacing older 'D' shaped handle setups and current 'sloped' type handles. Sold individually, it fits most makes and models. Most Twisted ShifterZ Shift Knobs require a new adapter, and you can review the adapter options by clicking the provided link. This kit offers practicality and convenience, enhancing your shifting experience with its reliable and durable design.