Sure Shot Quick Adjust Portable Unit w/ Backboard | 63512R The Quick Adjust unit is an extremely durable unit offering 3 height settings making it ideal for home and schools. The unit is very simple to adjust, you can release an automatic catch behind the backboard and move the board and ring to one of the 3 height settings of your choice. FEATURES Portable Basketball Unit. Easy Height Adjustment system. Durable fan-shaped backboard. 18" Steel ring (34cm) compatible with 215 Flex Ring. Heavy duty pole for strength and durability. Ballast requires 190kg dry sand or 110 liters of water. Wheels for easy movement. SPECIFICATIONS Backboard: Fan-shaped polypropylene backboard measuring: 44" x 28" (112 x 71cm). Ring:18" Steel ring (34cm) compatible with 215 Flex Ring. Height: Quick Adjust system allows from 8' to 10' (2.44 to 3.05m). Size of box: 47" x 37" x 10" (119 x 95 x 25cm). Ballast: Requires 190kg dry sand or 110 liters of water. Weight: 45kg.