SPECS: Backboard size: 50" Backboard surface thickness: 3 mm Adjustment range: 8' - 10' Adjustment increments: 6" Base dimensions: 49.5" x 30.5" x 8.2" Extension: 18" Pole sections: 3-piece Pole size: 3" round Made in the USA from US and Imported Parts 5-year limited warranty Assembly Info Fill Base with 34 gallons of water or sand Sold Separately: Turn your water into gel to protect against freezing during the winter with Base Hold Gel For additional information relating to the Manufacturer's Warranty, please contact 1-800-242-3865.