The fin foil is an aerodynamic shape from front to back of the fin. Much like the wings on an plane, this foil generates lift under the board. A fin is usually going to get thicker through the center of the fin and taper smaller out towards the edges

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FCSII Reactor PC Quad Rear Fins Charcoal/Black Medium

Q: how many come in the package?

Hi there, thank you for reaching out! Two fins come in the package.

Q: Can I use these rears with the front fins of my reator thruster fin set?

Yes they are the rear 2 fins that will convert your tri fin set up to a quad.

4.3/5

Product ID: 319139235

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Description

FCSII Reactor PC Quad Rear Fins Charcoal/Black Medium

Specifications

Item Package Dimensions L x W x H	10 x 8.5 x 1.1 inches
Package Weight	0.22 Kilograms
Item Dimensions LxWxH	2.36 x 10.24 x 7 inches
Brand Name	FCS
Number of Items	1
Manufacturer	FCS
Part Number	FREA-PC04-MD-RS-R
Model Year	2020
Sport Type	Surfing

Is its a set our just one?

how many come in the package?

What is the foil?

Can I use these rears with the front fins of my reator thruster fin set?

Common Questions

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