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4" River Fin
For shallow and moving water.
A 4 inch low-profile fin for shallow and fast-moving water, where a standard 9 inch fin would catch. The universal base fits every Cascadia board and other brands with a universal fin box.
Every Cascadia board ships with its own fins. This is a replacement, spare or upgrade.
| Depth | 4" |
| Base | Universal |
| Best for | Rivers, shallows and moving water |
Supported in BC.
Covered by our 30 Day Paddler Guarantee and warranty. Questions before or after you buy go to our team in North Vancouver, seven days a week.
Explore all SUP fins or our paddle boards.

