VEVOR Basketball Rim, Wall Door Mounted Basketball Hoop, Heavy Duty Q235 Basketball Flex Rim Goal Replacement with Net and Double Spring, Standard 18" Indoor Outdoor Hanging Hoop for Kids AdultsIntegrated Carbon Steel StructureMulti-Loop Double Spring Shock-Absorption DesignQuick 4-Step InstallationWidely ApplicableThickened Steel Plate DesignReinforced Steel Ring DesignMounting holes: Universal (adjustable on all four corners),Product weight: 8.60 lbs / 3.9 kg,Tube diameter: Φ0.63 inch / 16 mm,Color: Black,Item model number: M-R1S,Basket material: Q235,Main material: Q235,Net: 75g tri-color nylon net,Basket size: Solid, Outer diameter: Φ19.09 inch / 485 mm,Surface treatment: Oil spray,Product dimensions: 23.43x19.09x4.72 inch / 595x485x120 mm