These fins are suited to longer boards and fun boards in most conditions or short boards for very small surf.  Rear fins are asymmetrical side foils (as oppoesed to center foils) for tighter arcs and pocket surfing.

Q-5X M5 Front:
Base: 4.37in.
Depth: 4.55in.
Area: 14.76sq.in.

G-X Side Foil Rear:
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.