4 plates and 4 pins, fillable with 160 pounds of sand or 115 pounds of water, Compatible with offset umbrellas equipped with a cross base up to 11 inches long, or conventional market umbrellas with a cross base; umbrella not included
 
Full specs
www.bestchoiceproducts.com/products/cantilever-offset-umbrella-base-stand-w-carry-handles
SKY5274