Spalding NBA In-Ground Basketball System - 50" Polycarbonate Backboard 52" x 32" x 3.5mm acrylic backboard with 1" x 1" steel frame and 16" offset Spalding Pro-Glide lift system provides height adjustments from 7.5-ft to 10-ft in 6-in increments 3.5" thick vertical steel pole comes in 3 pieces for easier installation Regulation size Pro-Slam rim with net release system for pro-style action Official NBA logo featured on backboard