E-Shift's Groupset Cleaner is another industry first from Finish Line: a degreaser designed specifically for use with electronic groupsets. Due to sensitive components, electronics, and wires, safely cleaning and degreasing components is more important than ever. The E-Shift Groupset Cleaner can quickly and safely remove grit, grime, and moisture from any electronic groupset. There is no need to worry about damaging wires or derailleurs. Due to its state of the art formulation, and E-Shift quickly evaporates without leaving a residue behind, which means there is no need for water rinsing.