Wolf Tooth Tanpan

* The Tanpan (Mandarin for "Negotiator") amplifies Shimano's road shifter cable pull to allow for seamless communication with Shimano's mountain derailleurs* Shadow+ clutch derailleurs bring greater gearing range and unparalleled chain security to Shimano road drivetrains on rough terrain* Ideal to convert road, gravel, cyclocross, or commuter bike to the simplicity and light weight of a single chainring or to provide an even greater gearing range than a traditionnal double* Simple installation, tucks neatly above the rear derailleur* An indexed barrel provides for quick and easy cable adjustment* CNC machined in the USA* Fitted with precision stainless steel hardware and a sealed cartridge bearing* Please visit http://www.wolftoothcomponents.com/collections/derailleur-optimization/products/tanpan for more details on compatibility & limitations