The Swimline Commercial Quality, height adjustable Solar Cover Reel includes (2) stands aluminum crank, wheels and all the required straps and hardware. Designed for in-ground pools and the features include heavy duty aluminum crank handle, cast aluminum base, wheels and super smooth roller bearings that will provide easy operation for anyone. The caster wheels allow you to move the reel system out of the way when not in use for added convenience. The Sturdy offset design will help to resist tilting. Adjusting the height is as simple as pulling out the pin and moving it up to your desired height and re-inserting the pin. This real system will support 3″, 4″ and 5″ Swimline Tube kits (sold separately).