Surf One Robert August IV Skateboard Deck Robert August IV seven-ply maple deck pressed in Santa Barbara Deck dimensions: 36.125 by 9.375 inches (LxW) KXR concave with 85 deck shape Wheelbase: 18 inches; Nose: 6.375 inches; Tail: 7.25 inches Warranted against de-lamination and/or defects for the board's usable life