FCS II Christenson PG Twin Fin Set-Blood Red-M-L Style_Longboard We’ve engineered our Sonar Surf

We’ve engineered our Sonar Surf Series for super low stall speeds

Self lined hood with standard drawcord

stay warm in our Rosarito hoody

all on the same foil

FCS II Christenson PG Twin Fin Set-Blood Red-M-L Style_Longboard We’ve engineered our Sonar SurfFrom FCS The Christenson Twin Fin set provides smooth and fast down the line speed. Overview From high performance twins to more traditional shapes, this is a perfect compliment to your twin fin. This set provides smooth and fast down the line speed. Board Types Designed to fit the FCS II Fin System. Recommended for all board types including fish, funboard and twin fin boards.. Performance Glass Performance Glass (PG) fins are machine cut from 30