Available in extension lengths from 3'-13 from wall (all extension lengths require 1/4 steel cable - cable included)Four 2 square steel tube braces and saddle-welded braces construct the frameworkSteel hinges with 1/4 heavy-duty flanges connect to 2 x 8 wall board and backboard locationsStructure is supported by 1/4 steel cable extending diagonally from the wall to the upper piping using two cable clamps per attachmentBackstop is raised by 1000-lb. manual winch (optional electric winch) Backstop lifts by a 1/4 steel cable running through a 3 1/2 diameter deep groove cable pulley that is on the upper wallboardCompatible with all backboards and height adjustersFive-year warranty