Ironclad's triple threat unit is designed specifically for those setting up a court in the backyard. The TPT664-XLhas a 6" post with extra 48" offset for faster paced play and a larger 42"x60" tempered glass backboard. This is an excellent unit for anyone planning a half court in the backyard. The spring assist crank design makes the unit easy for a 5 year old to crank up and down. The triple threat pole structure design is the most durable on the market and carries a lifetime warranty against damage from dunking and even hanging on the rim! ironclad provides pole pad, gusset pad and backboard pad free with each triple threat unit.