This backyard windmill comes with a 10ft tower and a 27” blade face that makes it stand 12ft tall. Made from strong galvanized steel, this windmill is sure to last for years to come. Some assembly is required, 7/16” and ½” wrenches are necessary. 1 piece 2” rotor head is designed for ease of assembly. Ground rods are included and it is recommended that you cement them into the ground for more stability during strong winds.