Clopay Heavy Duty Garage Door & Spring Lubricant is formulated to help reduce friction, noise, and wear on moving garage door components. Ideal for use on torsion and extension springs, hinges, rollers, bearings, and other metal hardware, it helps promote smoother operation and protects components from everyday wear. The 20 oz. can is well suited for routine garage door maintenance and service applications, helping extend hardware life while keeping the door operating more quietly and efficiently.