The Finish Line E-Shift Groupset Cleaner quickly and safely cleans sensitive components, electronics, and wires. It also cleans away grit, grime and old lubricant from your bicycle parts and accessories. State of the art formulation quickly evaporates with no water rinsing required which make it ideal to use on Shimano Di2 and Campagnonlo EPS. Parts are left completely clean and completely dry in minutes. The cleaner prevents premature wear and keeps components running at peak performance. Use Finish Line E-Shift Groupset cleaner for a clean and smooth running bike.