Abba Patio Round Steel 28 inch Diameter Market Patio Umbrella Base, 55 lbs Holds 1 and 1-1/2'' diameter umbrella poles 55 lbs weight support 6' - 9' umbrella; Can be used with umbrellas through patio tables; two hand-turn knobs for securing umbrella to the base Sturdy Steel construction in brown powder-coated finish, preventing chipping, peeling, rust and corrosion Sturdy enough for home and commercial use; Brings nature and beauty into your garden or home Base diameter: 27.4 inches; overall height: 13.8 inches