ATC Andalusia Black Cast Aluminum 4-Leg Table Base, Accommodates Umbrella, 30" L x 30" W x 27-1/2" H Heavy-weight cast aluminum with epoxy powder coat; weatherproof and made for commercial use Sturdy table base has larger spread and provision for an umbrella to pass through the center Must be used on tables at least 32-inch wide Features adjustable glides and cast aluminum hubs (not plastic) Dimensions: 30-inch x 30-inch x 27-1/2-inch