Help you maximize your paddle boards performance:
This fin fits standard US fin box. Be sure to measure and check the size before purchasing.
This Single Fin help eliminate unnecessary drag, maintain high stability and moderate control while you are paddling.

Gain more fun and enjoyment :
The single fin provide stability, control, and predictability to your surfboard so that you can achieve smooth and easy performance in catching waves.
Versatile single fin that suitable for Longboard, Surfboard, Stand-up Paddleboard.

Plastic and Fiberglass-reinforced Construction:
Lightweight
Strong and flexible
Durable in use

Single Fin Specs:
Depth: 9 inch, Base: 5.5-6.4 inch
Be sure to measure and check the size before purchasing.

Notes:
Be sure to measure and check the size before purchasing.