Versatile glass backboard portable basketball system for schools, colleges and churches 72' x 42' high performance, aluminum framed glass backboard 413 012 Backboard is made of 12' tempered glass Slammer Competitor Goal 411 508 Extension arm provides 5' of offset at 10' goal height Spring assisted one lever height adjustment no tools needed Goal height is adjustable from 8' to 10' Will fit through standard double door with backboard lowered Rolls on 4 4' wheels rated for 600 lbs. each Multi piece base padding included black Backstop contains 725 lbs. of ballast Warranty Backstop frame, 10 year Telescoping brace, 2 year Floor pedestals, 2 year Backboard, 10 year Slammer Competitor Goal, 2 year WARNING ĘThis product contains chemicals known to the State of California to cause cancer, birth defects, and other reproductive harm.