SIZE	SURFACE AREA	MAX WIDTH	SUGGESTED MAX SPEED	TERRAIN	RECOMMENDED WEIGHT
63"	340.31 SQ”	6.78”	26-34 MPH / 43-55 KPH	CROSSOVER	Up to 130 lbs / Up to 59 kg
65"	350.57 SQ”	6.94"	26-34 MPH / 43-55 KPH	CROSSOVER	120 to 160 lbs / 54 to 73 kg
67"	378.85 SQ”	7.16”	26-34 MPH / 43-55 KPH	CROSSOVER	140 – 180 lbs / 63 – 82 kg