Heavy duty materials :Patio umbrella crank handle is made of heavy pe and metal, very strong, surface black paint treatment, antirust, durable to use for years. Easy to use widely applicable :The outdoor umbrella handle can be quickly installed.And the umbrella replacement parts are practical and classic tools, which can be installed in most umbrellas for more options in outdoor space. Feature:Thispatio umbrella crank handle Outdoor Umbrella Key Umbrella Side Hanging Umbrella Courtyard Central Column Umbrella Accessories Space saving :The Roman umbrella can help you put the umbrella in your hand, which is very space -saving, making the home clean and tidy.