Our durable Steel Rectangular Backboards are built strong for rugged playground use. 12 gauge steel shell with white powder coat finish and taped target and border. Constructed with an integral reinforcing steel channel on reverse side for mounting and increased board support. 20' x 35' mounting centers for attaching board to structure. Capable of direct mounting with integral keyhole slots to permanently attach board to post and allow for goal replacement without removing the board. Compatible Mounting Gooseneck and Straight Arm Posts. Recommended Rims Endurance Slam Goal , Playground Double Ring Breakaway Goal , Endurance Breakaway Slam Goal , Titan Playground Super Goal , Park and Recreation Fixed Super Goal , Institutional Fixed Goal . For indooroutdoor use White backboard with Target and Border 5' x 5' Hole Spacing 10 Year Limited Warranty Goal Not Included