Spalding ‘s The Beast Tempered Glass 74560 60-in Portable Basketball System is sturdy and sturdy because of a 1/4-in tempered glass backboard with a heavy-obligation metal body trimmed in aluminum. The screwjack raise lets you transfer the basket anyplace from 7.5 ft to 10 ft. This technique additionally contains a Professional-Picture breakaway rim and a 50-gal capability twin ballast base.