Specifications: Color Black Material Metal PE PET Adjustable Total Height 10.1/10.6/11.1/11.6/12.1ft Adjustable Rim Height 8/8.5/9/9.5/10ft Backboard Dimensions 44" x 29.5" (L x W) Base Dimensions 35.5" x 23" x 6"(L x W x H) Outer/Inner Diameter of Basketball Rim 19"/18" Added Weight 14.5-15.3 Gallon Water or 143.3 lbs Sand Net Weight 54 lbs Box Qty 1(May vary by batch) -10-level adjustable height meets different requirements -Thickened pole and triangular structure ensure higher stability -Shatterproof backboard with double shock-absorbing springs -The widened base can be filled with water or sand -Provided with a free hoop secure bag to enhance stability -All-weather resistant suitable for indoors and outdoors -2 built-in wheels ensure easy movement and transportation -A recess on the base offers a place to hold your basketball -Easy to put together