Unbreakable rectangular polycarbonate backboard is designed for the roughest indoor or outdoor play. The BB72P50 is comprised of 1/2" thick UV-resistant polycarbonate permanently attached to a heavy duty welded steel tubular 42" x 72" uni-frame with struts for added board support. Designed to allow for direct mounting with integral holes to permanently attach board to post and allow for goal replacement without removing board.