Description: QUALITY MATERIALThe basketball rim features a heavy duty solid steel frame with a powder coated finish for strong resistance, and the net is made of durable nylon to last longer.UNIVERSAL SIZEThis basketball rim is an (17.7inch) 45cm standard rim, making it an excellent replacement for any worn or damaged basketball hoop. FEATUREThis basketball rim goal with double spring structure, effectively reducing vibration and shaking of the basketball hoop under the impact of the ball. DOOR & WALL MOUNTEDThis basketball goal hoop set is ideal for both indoor and outdoor playing. it can be installed on a variety of surfaces, including a wall, door, or other backboard, making installation simple and secure.EASY TO SETComes with screws to help you quickly and securely install the basketball hoop on the cement wall or basketball backboard. Specification: Material: Steel Size Chart: Diameter: 45cm/17.72inch Package Includes: 1 Set Basketball Hoop Note: 1.This is not infant toy, please take away from children to avoid eating.2.Please allow slightly errors due to manual measurement and different monitors.