Developed from the legendary Sixam 2.0, the O'Brien Siege Slalom Waterski is a forgiving intermediate level ski that delivers a stable ride with effortless turns. The Rapid Response performance concave tunnel provides rapid edge-to-edge transitions and a stronger hold on turns, helping skiers build confidence.• Flex: Performance• Bevel: Small and defined for easier turns• Carve Fin• Comes with Z9 Bindingstable, th, td {border: 1px solid black; border-collapse: collapse;}th {text-align: left;}th {padding-left: 3px;}td {padding-left: 3px;} Ski Weight Range Siege 64.5" 115-140 lbs. Siege 66" 136-160 lbs. Siege 67.5" 155-180 lbs. Siege 69" 175-200 lbs. Small & defined for easier turns Carve Fin Comes with Z9 Bindings | O'Brien Siege Slalom Waterski with Z9 Bindings