Back board height adjuster for basket ball front and side view dwg file

Back board height adjuster for basket ball front and side view dwg file in front view with view with heavy duty fixed goal fold flat or storage area,39"x48" back board,rectangular 10"wall and side view with playing surface view with wall,hook on regulation 10" rim and latches tight,can be set rim height at 6'1/2',7',7 1/2',8,8 1/2',9',rim size  adjustment with necessary detail.