Best Choice Products 21ft Aluminum Inground Swimming Pool Cover Reel w/Hand Crank - Silver Made with durable stainless steel legs and lightweight aluminum, with a plastic handle and wheels so there's no rust Hand crank makes it easy for just one person to smoothly roll up a pool cover, designed with Velcro attachment points Easy to move around with large, plastic, treaded tires Easy to assemble and made lightweight for easy storage Ships in 2 boxes; Tube: 3"(Dia); Weight Capacity: 140 lbs.