K2 Ultra Dream Snowboard 158cm Flex: medium Stance Setback: 0.75 in Base: O sintered Recommended Rider Weight: [155cm] &lt; 150 lb, [158cm] 120 - 200 lb, [161cm] 130 - 210 lb, [164cm] 130 - 210 lb, [168cm] 150 + lb Effective Edge: [155cm] 108.33 cm, [158cm] 111.68 cm, [161cm] 114.22 cm, [164cm] 116.76 cm, [168cm] 119.39 cm