F4 Alpha Thruster Size Small Black Red

The F4 Alpha is a small size Balanced fin with a Ride Number of 5.5. Alpha’s C6 composite material is carbon and air-infused making it lighter than Honeycomb. The responsive flex characteristics of C6 combine with the neutral F-Series template to create one of the most exciting new products on the market. All Alpha products are designed and manufactured exclusively in Huntington Beach, Ca USA.  Side Fins: Area – 14.22, Height – 4.37, Base – 4.22, Foil – FLAT. Center Fin: Area – 14.22, Height – 4.37, Base – 4.22, Foil – SYMM