SpecificationSport or Fitness Type - Balls SportsMain Color - BlackMain Material - IronDetailsProduct Features - [UNIVERSAL SIZE] This basketball rim is an 18-inch standard rim, making it an excellent replacement for any worn or damaged basketball hoop. This design typically conforms to standard basketball game rules and dimensions, suitable for various games and recreational activities, including both indoor and outdoor venues, meeting different usage needs.[DOUBLE SPRING] This basketball rim goal employs a separable edge design with springs, effectively reducing vibration and shaking of the basketball hoop under the impact of the ball. This significantly decreases the impact sensation of the basketball hoop, and it can still return to its original position even after bearing heavy loads.[STURDY STRUCTURE]The basketball rim is heavy duty solid steel frame and connected to the backboard and backboard support using stainless steel bolts and a multi-loop double spring shock-absorption st