The sliding door pulley and umbrella parts in this kit are crafted from plastic and steel materials, offering durability and longevity. These components are compatible with a wide range of outdoors center pole umbrellas, making them a versatile choice for any patio setup. The ease of installation allows users to quickly replace broken parts, extending the life of their umbrellas. Features -Color:Multi -Material:Plastic,steel -Size:6.50X2.20X1.00cm/2.55X0.86X0.39in -Materials: crafted from robust materials, these parts are built to last, providing reliable performance in all weather conditions -Userfriendly design: the replacement parts are designed for easy installation, allowing users to quickly replace damaged components without professional help -Broad compatibility: these parts are compatible with a wide range of outdoors center pole umbrellas, making them a versatile addition to your patio accessories -Great solution: replacing individual parts instead of the entire umbrella is a great method to maintain your outdoor setup -Smooth functionality: the sliding pulley system ensures that your umbrella operates smoothly, providing ease of use and convenience Package list: 4 ×patio umbrella pulley