Description:

Those quad fins apply to most surfboard/shortboard/funboard/ longboard that use futures fins base system

Made of qualified 70% nylon and 30% fiberglass with great durability, lightness and flexibility

2 pieces F4.37'' (left, right) works for 3/4 fin box and another X3.5'' (left, right) works for1/2 fin BOX

Quad Fins helps to hold and change direction to increasing surfing speed

Great for big wave surfers and different surfing style

Specification:

Plug thickness: 7.1mm ± 0.1mm

Color: Black

Package Includes:

4 Pieces Surfboard Fins

Note:

Please allow slightly difference due to manual. Thanks