UNIDAZE 20*4.7 Inches Black Base,HPDE and Steel Base,Umbrella Base with Adjustable Knob

Material: HDPE and Steel,

Product size: 20.0 "L X 20.0 "W X 13.16"H

Adjustable knob: Tighten the adjustable knob on the steel pipe to ensure the best strength and stability regardless of the size of the umbrella pole.

Controlling water spray: The umbrella stand can be filled with water at will according to your needs.

Maximum water filling capacity: 48.50LBS

Fit for Patio umbrella pole diametre of 1.5inch，1.89inch