Sure Shot Easijust Basketball Hoop with Acrylic BackboardThe 513 Basketball Hoop offers height adjustments from 7'" to 10' (2. 3m 3. 05m) Ideal for home or school use and can be adjusted to suit all age groups. This is a portable hoop and features a clear backboard. Specifications Portable Hoop Yes Backboard Size 111cm x 76cm Adjustable Height Yes Height Increments 2. 3m 3. 05m Steel Ring Size 45cm Backboard Colour Clear with red surround Ballast Weight Requirements 170kg dry sand or 115L of water