JustInTymeSports Mini Pro Ultimate Basketball Hoop Set 32" x 21" x .25" Polycarbonate Backboard Backed With .5" x 1" Steel Framing System 12" Diameter Break-Away Rim With Two Springs. Made with 1/2" Solid Steel. Heavy Duty Two-Stud Mounting System Designed For Studs 16" Apart Includes A Net, Backboard Padding & Hardware To Mount Into Wood Studs. 7" Diameter (Size 3) Rubber Mini Basketball Included