The Spalding 2000 Portable Adjustable Basketball Hoop is a versatile glass backboard basketball system made for schools, colleges and churches.  Features a 54" x 42" aluminum framed 1/2" tempered glass basketball backboard that adjusts from 7'6" to 10' and will fit through a standard double door when lowered.  Extension arm provides 5 feet of safety setback when rim is at 10 feet and included base padding provides extra protection.