This full wakesurf fin setup is compatible with any tri-fin board using 1/4-20 screw holes. Includes two side fins, a center fin, and 1/4-20 screws. Fits 2015 and older Fish.

Small: two 3.0 side fins, one 2.5 center fin, and 1/4-20 screws

Large: two 3.5 side fins, one 3.0 center fin, and 1/4-20 screws