Wood Short Spine Backboard W/ Pinned Hole 32 L x 16 W 3/4 Finland / Baltic Northern White birch * Short board: 32 x 16 Long board: 72 x 16 * Runners are based at the bottom of the board so you can move the board without ruining it * Pins are based on the top of the board and are used in conjuction with quick-clip straps (model 7007B) *