To accommodate umbrella poles that are larger than 1.5" Diameter, Treasure Garden offers this optional aluminum stem that fits umbrella poles up to 2" Diameter. This stem simply attaches to your 50lb Classic cast iron base to provide a solid foundation for your umbrella.
Bronze Finish
Model: BT2180 (for use only with 50lb Classic Umbrella Bases)
Height: 17"
Inside Diamter: 2"
Outside Diameter: 2.5"
ONE YEAR WARRANTY on Treasure Garden Umbrella Bases and Accessories.