3-in-1 garage door lube is designed to help to maintain the operation of your residential or commercial garage door system. regular application of this garage door lubricant to garage door tracks, hinges, chains, pulleys, and latches protects against rusting, corrosion, sticking, and squeaking. this garage door lube leaves a clear film and no messy residue, and also helps to minimize dust accumulation, so you can maintain a smooth operation for longer. finally, 3-in-1 garage door lube features an easy delivery system that sprays wide or narrow, so you always get the application you need. now, you can go home or to work without all the noise. use for lubricating garage door tracks, hinges, chains, springs, pulleys and latches.