The FCS G-XQ side fins are only for use in longboards or quads.  The 80/20 foil maximizes the efficiency of the fin.  A small hex core in the base adds stiffness, a large hex core in the tip promotes flex.

Base: 3.86in.
Depth: 3.93in.
Area: 11.07sq.in.

All FCS fins can be ordered as singles. If you do not find the one you are looking for - email us and we'll get you what you need.