FCS II AirCore 5 Fin Set Medium Quad Fin Trailers stiffer than Blackstix but more

stiffer than Blackstix but more flexible than glass and Techflex

two fins included

Color_Band: Black

Al_Stamp_(Bottom): Al Stamp Red

FCS II AirCore 5 Fin Set Medium Quad Fin Trailers stiffer than Blackstix but moreThe Al Merrick template has a wide base for drive off the bottom, more rake for big carves, a finer tip for release off the top, and the signature smaller center fin frees up the tail. Fins with AirCore Technology feature a pressed polyurethane foam core that mimics the geometric foil of the fin. AirCore technology reduces the amount of fiberglass required in the RTM moulding process making it much lighter while allowing total manipulation of the