Carogna remover is a modern solvent that will softengelify dried out mastic or other glues allowing to completely remove them from carbon or aluminum rims that will provide the optimal surface for passing to our carogna tubular tape or use fresh mastic on a clean rim easy to apply carogna remover thanks to its high viscosity can be spread on the rim gluing surface with a brush being red you will clearly see where it is and spread it evenly on the whole rim gluing surface very effectiv