Customized Sport Balls, Basketball Hoop - Adjustable & Fillable Base, Cure office boredom or create awesome themed displays with this Basketball Hoop. Features a full color decoration on the backboard for maximum brand exposure and a 12" diameter hoop. The black steel poles can be adjusted to a max rim height of 76" and the hollow base can be filled with sand or water for added stability. Includes basketball so you can get right to the game! ... #HOOP01 $241.67/each.