Spalding NBA Hercules Pro Glide Advanced Lift Portable Basketball System - 52" Acrylic Backboard 52" x 32" x 3.5mm acrylic backboard with 1" x 1" steel frame and 16" offset designed for durability in competitive level of play Pro-Glide advanced lift system provides easy height adjustments from 7.5-ft to 10-ft in 6-in increments 3.5" thick angled steel pole comes in 3 pieces for easier installation; Pole is angled at 20 degrees Base features 39-gallon ballast (water) and 2 wheels for portability Stylish green colored base (check inside of the base for additional parts)