F4 Alpha Tri Fins Size:Small have refined the ever-popular MB

have refined the ever-popular MB template into a full-size run

drawn-out turns with added hold

Shake before use

which is FCS compatible keeps the board fast and loose

F4 Alpha Tri Fins Size:Small have refined the ever-popular MBThe F4 Alpha Thruster set by Futures Fins is a small sized, balanced fin with a neutral amount of flex and a neutral template. The perfect entry level fin to progress your surfing 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