Sale includes the three fins, respective left/center/right fins.

FCS PC-7 tri fin set

Used a few times only.  (sold the board I had them on and been storing them since.)

Base: 4.5", Height: 4 5/8", color is Black/Teal/Mint with mini hexagon cells.

Fins have inside foil technology.

Note the fin tabs are in great shape as seen in photos.