FCS II Julian Wilson Thruster
Top Pick
FCS

FCS II Julian Wilson Thruster

4.6

Best high performance fins for aspiring young competitive surfers.

A high-performance fin set built specifically for groms. The lightweight construction delivers a snappy, responsive feel that helps younger surfers generate speed and execute turns with greater ease.

$94.80

In stock

at

Catalyst Shop

Who it's for

  • Progressive surfers looking to maximize air time and vertical snaps
  • Performance-oriented riders wanting a more responsive and agile board feel
  • Advanced surfers tackling steep, punchy waves that require dependable hold

Who should skip it

  • Surfers who prefer a loose, playful feel in smaller surf
  • Budget-conscious surfers seeking a more affordable entry-level fin setup
  • Surfers frequently riding small, low-energy beach breaks

Performance breakdown

Weight reduction

AirCore construction significantly lightens the fin for effortless maneuverability.

Excellent

Installation speed

The tool-less FCS II system makes beachside swaps incredibly fast.

Excellent

Turn responsiveness

Designed for quick, snappy transitions in critical sections of the wave.

Excellent

Speed generation

Provides ample drive to help younger surfers maintain momentum through turns.

Excellent

Grom-specific sizing

Optimized template dimensions perfectly suit the needs of developing surfers.

Excellent

Versatility

Reliable performance across a wide range of typical surf conditions.

Excellent

Key Specs

Fin System

FCS II

Material

Performance Core

Construction

AirCore

Fin Type

Thruster (Tri-fin)

Size

Grom

Number of Fins

3

Color

White/Black

Rake

35.8 degrees

Foil

Flat

Compatible Board Types

Shortboard

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FCS II Julian Wilson Thruster

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