This heavy-duty Bison 4-1/2'' Gooseneck Basketball System with Rectangular Backboard provides a great value. This system includes: The Bison 4-½" Gooseneck Pole provides 48" of safe play area. The direct goal mount design improves backboard durability and includes heavy-duty 1-5/8A" backboard support braces. This zinc-plated pole must be buried in the ground at 48" deep for stability even in deep frost regions. The Bison Ultimate Rectangular Steel Backboard is a 42" x 60" sized backboard with a superior front mount design. Complete with a 5" x 5" hole pattern, this rectangular backboard has a graffiti resistant, white powder coated finish and an official orange shooter's square located in the center. The Standard 20" x 35" mounting brackets allow easy attachment to any current fan-shaped ceiling or wall mounting structure. This backboard is also great because all the edges are safety rolled to eliminate sharp edges, and increase strength and rigidity. This backboard also provides an excellent rebound! The Bison Ultimate Playground Goal IS the ultimate goal for tough playgrounds. This double, solid rim design has 3/16" x 1" no-fail netlock that adds to the strength of the goal and eliminates netlock breakage. The Ultimate Playground Goal has a traditional orange baked powder coated finish that is durable, eliminating the chances of rust. Upright is 5-9/16'' galvanized steel.