A close up of a set of FCS II Reactor Fins in a surfboard

FCS II Reactor Fins

Reactor Family = Speed

FCS II Fins in the Reactor Family are designed for fast, tight turns with added tail release. The Reactor fins feature a smaller centre fin and are great for quick pivots, they are the perfect choice for surfers who like to perform fast, progressive manoeuvres.

  • Upright template with low sweep
  • Speed, tight turns and snaps
  • Beach breaks and hollow waves
  • Boards with a lower rocker
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FCS II Reactor PC Tri Fin Set - White Edition

Designed for speed and tight turns, with added tail release. Upright template allows for tighter, more acute directional changes. Smaller centre fin for increased pivot and tail release. Ideal for...
£104.95
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FCS II CI PC Tri Fin Set - Large - Black Flame

A template that comes to life in punchy hollow waves, but can also suit conditions where you need early speed to get going. Large: 75Kg - 90Kg / 165 -...
£119.95
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FCS II CI PC Tri Fin Set - Medium - Black Flame

A template that comes to life in punchy hollow waves but can also suit conditions where you need early speed to get going. Medium: 65Kg - 80Kg / 145 -...
£109.95
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FCS II Reactor Neo Glass Eco Tri Fin Set - Ash - Medium

Features: Colour: Ash Designed for speed and tight turns, with added tail release. Upright template allows for tighter, more acute directional changes. Smaller centre fin for increased pivot and tail...
£74.95
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FCS II Channel Islands Upright PC Tri Fin Set - White - Large

Size: Large (75-90kg) Designed to fit the FCS II Fin System Suits performance boards with deep concaves and moderate-to-extreme rocker. Fin Family: Reactor: Find Speed, Speed, tight turns & snaps....
£109.95
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FCS II Channel Islands Upright PC Tri Fin Set - White - Medium

Size: Medium (65-80kg) Designed to fit the FCS II Fin System Suits performance boards with deep concaves and moderate-to-extreme rocker. Fin Family: Reactor: Find Speed, Speed, tight turns & snaps....
£99.95
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FCS II MB PC Carbon Tri Quad Fin Set - Medium - Blue Multi

Medium (65 - 80Kg) 5 Fin Thruster / Quad set Performance Core CarbonPerformance Core construction with hand laid carbon fiber designed to deliver controlled flex and enhanced base stiffness. Ideal...
£149.95
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FCS II MB PC Carbon Tri Fin Set - Large - Red Multi

Medium (67 - 90Kg) 3 Fin thruster set Performance Core CarbonPerformance Core construction with hand laid carbon fibre designed to deliver controlled flex and enhanced base stiffness. Ideal ConditionsA wide...
£109.95
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FCS II MB PC Carbon Tri Fin Set - Medium - Blue Multi

Medium (65 - 80Kg) 3 Fin thruster set Performance Core CarbonPerformance Core construction with hand laid carbon fiber designed to deliver controlled flex and enhanced base stiffness. Ideal ConditionsA wide...
£109.95
All productsFCS

FCS II CI PC Tri Fin Set - Large

A template that comes to life in punchy hollow waves, but can also suit conditions where you need early speed to get going. Large: 75Kg - 90Kg / 165 -...
£109.95
All productsFCS

FCS II CI PC Tri Fin Set - Medium

A template that comes to life in punchy hollow waves, but can also suit conditions where you need early speed to get going. MEDIUM: 65Kg - 80Kg / 145 -...
£99.95
All productsFCS

FCS II Reactor PC Quad Rears - Medium

Features: Designed for speed and tight turns, with added tail release. Upright template allows for tighter, more acute directional changes. Ideal for surfers who like to perform fast, progressive turns....
£69.95
All productsFCS

FCS II Reactor PC Tri Fin Set - Large

Features: Designed for speed and tight turns, with added tail release. Upright template allows for tighter, more acute directional changes. Smaller centre fin for increased pivot and tail release. Ideal...
£104.95
All productsFCS

FCS II Reactor PC Tri Fin Set - Medium

Features: Designed for speed and tight turns, with added tail release. Upright template allows for tighter, more acute directional changes. Smaller centre fin for increased pivot and tail release. Ideal...
£104.95