Replacement fin and hardware for the Perception Hi Life SUP kayak. The 10-inch dolphin fin is made of durable plastic that will flex rather than break if it strikes an object. The fin slides into the fin box and secures with the included thumbscrew and washer. Fits into a standard fin box. Fin kit includes one each; replacement screw, washer, fin, and instructions. Replacement fin kit for the Perception Hi Life board Includes replacement hardware and fin 10 inch dolphin fin Fits any standard fin box Compatible with Perception Hi-Life