The Lifetime Mammoth 98865 in-ground basketball hoop with 60 inch Acrylic backboard features a 60 inch acrylic basketball backboard, a spring flex breakaway basketball rim and a one piece 5 inch square pole. The rapid cam pneumatic height adjustment system allows you to easily adjust the height of the basketball hoop from the regulation height of ten feet all the way down to 7.5 feet to allow players of any age or ability to play at their level.