FCS Accelerator Thruster designed for controlled, high-speed turns and critical conditions. Overview Designed for a balance of speed, flow & response with added control. Oversized, all-round template with a fuller tip. Ideal for surfers who like to attack the wave and perform aggressive turns. Ideal Conditions A wide range of conditions, particularly good in critical overhead waves. Board Types Designed to fit the FCS II Fin System. Recommended for performance shortboards with moderate-to-low rocker. Fin Family Accelerator: Find Control. Speed, flow and response with added control. Fin Size: X-SMALL (Under 55Kg / 120 Lbs) SMALL (55Kg - 70Kg / 120 - 155 Lbs) MEDIUM (65Kg - 80Kg / 145 - 175 Lbs) LARGE (75Kg - 90Kg / 165 - 200 Lbs) X-LARGE (Over 85Kg / 190 Lbs)