Features:OOTDTY Material: Made of advantageous plastic + stable and durable.Carrying capacity: durable and load-bearing.Suitable for furniture, hardware accessories, mobile door, glass sliding door, aluminum door and window, bathe pulley and drawers, mushy operate.Rustproof and corrosion resistance, durable.Package Includes:10 pieces of windowSpecifications:Material: Copper+PlasticWeight: 30gSize: As photo showsPackage Includes:10x Sliding Door PulleysNote:1.Please enable 1-2cm errors thanks to handbook measurement, just be sure you don't mind before you order.2.Due to the difference between varied monitors, the picture won't reflect the particular coloration of the item.