Features: Upgrades your sliding door with these quiet, smooth operating nylon wheel rollers, featuring widths to fit door ensures scratch resisent track and effortlessly movement. Crafted from nylon, this 8pieces hardware set includes two roller types and mounting screws for secure, long time performances on wardrobe or cabinet door. Ideal for homeowners, enthusiasts, or maintenance professional seek replacements to restores functionality to creaky, sticking closet or cabinet sliding door. For bedroom wardrobes, closet systems, kitchen cabinets, or office storage solution requiring smooth, silents door operations in medium to light duty applications. Simplifies door upgrades with this multipurpose set—its hole spacing and included hardware enable quick installation, transforming stiff sliding mechanisms into seamlessly, whispers quiet solution. Specifications: Color: White Size: Width 4cm/1.57inch Materials: Nylon Package Includes: 8pcs Sliding Closet Door Crowns Wheel note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.