The Basketball Hoop with Acrylic Backboard from Sure Shot is an extremely popular portable hoop for home and school use. The U just system has two U shaped bolts attaching the board and ring, by adjusting these the board can be set to any height. Features Heavy duty pole for strength and durability. Wheels for easy movement. Ballast requires 190kg dry sand or 110 liters of water. Assembly instructions provided. Compatible with 215 flex ring. Pole padding Sold Separately. Specifications Portable Hoop Yes Backboard Size 110cm x 75cm Adjustable Height Yes Height Increments 1.2m - 3.05m (4ft - 10ft) Steel Ring Size 45cm Backboard Colour Acrylic with Red Surround Ballast Weight Requirements 190 kg dry sand or 110 litres of water Transportable Wheels for Transport Includes Nylon Net