42” x 60” Durable Rectangular Steel backboard is Ideal for unsupervised and urban play environments. The rebound effect of steel is the least similar to glass but the sturdiness of the material provides the strongest backboard available for rugged playground use. Backboard has a 12 gauge steel shell with white powder-coat finish and printed target and border. Has integral reinforcing steel channel on reverse side for mounting and increased board support. Has 20” x 35” mounting centers for attaching board to structure. Capable for direct mounting with integral keyhole slots to permanently attach board to post and allow for goal replacement without removing board. 5 x 5 Hole Spacing. For indoor or outdoor use. 10 Year Limited Warranty.