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What is the difference between FCS and Future fins?

Author

Rachel Ellis

Published Jan 18, 2026

Futures Fins System

Unlike the FCS, Futures use a single-tab system for its fins. Each of the fins is secured with an angled screw. Due to the fact that the fins have a single case, they have a firmer connection to the board, resulting in a less flex that makes it stronger and more unlikely to break.

Which fins are better FCS or Futures?

Futures boxes are allegedly more secure but cumbersome to use, requiring an ever-elusive Allen key to change fins. FCS fins are easy to swap due to their lack of screw, but this allegedly diminishes their structural integrity. Famous FCS surfers include Julian Wilson, Mick Fanning, and Gabriel Medina.

Are FCS and Future Fin keys the same?

Futures surfboard fins and FCS surfboard fins use the same type of screws, even if the FCSII system could be used without them. The answer to the question is definitely yes; FCS and Future surfboard fins use the same Allen key: 3/32 Stainless Steel Hex Key.

What are Futures surf fins?

Futures surfboard fins have a unique fin box that stretches the length of the fin, resulting in great durability and quick response from the base of the fin, allowing the force to drive through the body of the fin.

What does FCS fin stand for?

FCS stands for Fin Control System. Originally designed in the early 1990s, FCS is the most successful, widely used surfboard fin system in the world. The fins have two tabs or plugs that are secured to the board using set screws.

22 related questions found

What size are Futures fin screws?

Futures fins feature a single hex head grub screw that fastens the fin into the box. Futures grub screws have a 10-32 thread and are 1/2” long.

What are the two types of fin boxes?

Currently, there are 2 main fin base types on the market – Single Tab also known as Futures Fins and Twin Tab also known as FCS II Fins. The predecessors to FCS II fins are FCS I Fins. You can now get infill kits for FCS II fin boxes so you can still use your favourite FCS I Fins in your new board.

Can you use FCS 2 fins in FCS plugs?

Yes, you can use all your existing FCS fins with the FCSII system. The FCSII plugs are backwards compatible - grub screws can be used within the FCSII plugs to secure your existing dual tab FCS fins.

What is the difference between FCS 1 and FCS 2?

FCSII is a pre-glass system (installed before the board is laminated) and is stronger than the original FCS system. The unique composite construction allows for an improved bond between the glass and the plug; boosting the impact strength.

Where are FCS fins made?

Fcs Fin Factory, Fcs Fin Factory Manufacturers & Suppliers | Made-in-China.com.

Are FCS 2 compatible with futures?

You can't also use your FCS fins on boards with Futures fin boxes, vice versa.

Do you need to screw in FCS 2 fins?

With the FCS II system, the need for any screws or tool to secure the fins has been eliminated. Simply insert the front of the fin into the plug and use downward pressure to lock the fin in place. When using genuine FCS II fins, it's now possible to install and remove your fins in seconds.

Are FCS fins good?

Overall, the FCS Mick Fanning fin excels in its drive. You'll feel like your generating speed because you will be. But, you'll still be able to crank any roundhouse cutbacks or aggressive snaps that you try. It will work best with your high performance shortboard with high rocker on any open faced wave that you surf.

What fins does Medina use?

PERFORMER FAMILY: MEDINA, the ultimate all-rounder.

Gabriel's signature fin, the FCS II GM Large is considered an 'All-Round' template. This versatile fin, which sits in the Performer Family, and actually shares the same geometry as this fin, has a customized carbon flex sitting between PC and PCC.

Do FCS fins come with screws?

FCS II boxes don't come with screws. Neither do the fins. The system is screwless and flawed.

What are fin boxes?

A slot or plug that in the surfboard manufacturing process is laminated flush to the bottom section of the tail into which fins of various designs can easily be inserted and removed.

What is FCS Performance Core?

PERFORMANCE CORE (PC)

Performance Core material and construction is designed to deliver the feeling of a traditional fibreglass fin with the added performance of reduced weight. The RTM (Resin Transfer Moulding) process produces a lightweight fin with remarkable flex, a smooth feel and an impressive aesthetic.

What are thruster fins?

Thruster Fin

The extra fin placed in the middle at the back of the tail provides more stability and manoeuvrability. The thruster setup has played a huge part in the evolution of high performance surfing, making many radical manoeuvres possible. Ideal Conditions: Many types of conditions.

Do all fins fit all surfboards?

In the surfing world, there are two main surfboard fin types: FCS & Futures. Both have equally amazing fins for all different levels and styles, differing slightly in the way they fit into your board. Pretty much every surfboard you see on the market will have either FCS or Futures fin boxes.

Are all fin boxes the same?

The most common surfboard fin setups are Single, Twin, Thruster, and Quad. Many boards are now equipped with 5 Fin boxes so you can mix and match more easily. There are also many boards offered with a longboard single fin box and regular side fin boxes called 2+1.

How many fins should a beginner surfer have?

From beginner to expert, the tri fins will always be the answer. The extra +1 fin on the back provides more stability and maneuverability. And because it has 3 fin boxes, you can go with a single fin or twin fin style.

Do Futures Fins need screws?

Futures fin screw is used for all Futures fin boxes and ensures proper fit of the fins. Snug them down and feel confident that your fins are held securely.

How do you remove a stripped fin screw?

How to Remove a Stripped Fin Screw

  1. Place a tiny drop of super glue into the hole.
  2. Insert the fin key and let dry for several seconds.
  3. Twist and remove screw.