Wave Fin
Year	2012
Length	25 cm
Finbox	US-Box
Materials	G10

(machine translated in 2021) origin
Was with the JP Single Thruster 99 Pro

As always, the Select X1 is a fine wave vin. The 25cm works well as a Single Fin under the Single Thruster.
I also tried a few small thrusters next to the 25cm once, but that's just too much fin surface.