[Application]:These hinge quiet roller sleeves and gaskets are installed on the roller shaft,providing a cushion between the roller and hinges to fill space and prevent squeaking noises [Size]:With a length of 80mm,these sleeves are suitable for most garage doors.The gaskets have an outer diameter of 22mm and an inner diameter of 10mm [Material]:The garage door hinge quiet roller sleeves and gaskets are made from PP,effectively extending the lifespan of your garage door rollers [Easy Installation]:Can be directly replaced and are easy to install,making them user friendly even for those not familiar with DIY projects [Package Includes]:Each package comes with 10 sleeves and 10 roller shaft gaskets,providing you with everything you need for your garage door maintenance, Weight: 0.06834330122 pounds, Manufacturer: ALCXAZS