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 Harley Mid PC Tri Quad Fin Set - Large

The set blends the Reactor Large thruster template and the Performer Large quad rear fins. As a thruster this pivotal set encourages tighter radius turns on longer boards due to...
£149.95
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FCS II HS PC AirCore Tri Fin Set - Large - White

Fin Size: Large (75kg - 90kg) Tri Fin Set:Base: 4.61" / 117mmDepth: 4.70" / 119mmArea: 1​5.74"² / 10158 mm²Sweep: 31.8°Foil: Inside Ideal Conditions: Suitable for all conditions Board Types: Best suited to...
£109.95
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FCS II HS PC AirCore Tri Fin Set - Medium - White

Fin Size: Medium (65Kg - 80Kg / 145 - 175 Lbs) Tri Fin Set:Base: 4.5" / 114.1mmDepth: 4.59" / 116.4mmArea: 1​4.97"² / 9656 mm²Sweep: 31.8°Foil: Cambered Ideal Conditions: Suitable for all...
£109.95
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FCS II Sally Fitzgibbons Tri Fin Set - Medium

Fin Size: Medium (65kg - 80kg) Performance CoreVersatile RTM construction delivers a consistent feel similar to a traditional fiberglass fin, but with the advantage of reduced weight. The stiff flex...
£109.95
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FCS II HS PC Air Core Tri Quad Fin Set - Large - White

Fin Size: Large (75kg - 90kg) Tri Fin Set:Base: 4.61" / 117mmDepth: 4.70" / 119mmArea: 1​5.74"² / 10158 mm²Sweep: 31.8°Foil: Inside Quad Rears:Base: 4.​14" / 1​05mmDepth: 4.​21" / 107mmArea: 1​2.63"²...
£144.95
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FCS II Gerry Lopez PC Tri Quad Fin Set - Medium

5 fin set Medium (65-80kg) Ideal Conditions: Hollow steep powerful waves, punchy beach breaks Board Types: Performance hybrid models with deep concaves and moderate-to-extreme rocker Fin Family: Reactor Performance Core...
£144.95
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FCS II Gerry Lopez PC Tri Fin Set - Medium

3 fin set Medium (65-80kg) Ideal Conditions: Hollow steep powerful waves, punchy beach breaks Board Types: Performance hybrid models with deep concaves and moderate-to-extreme rocker Fin Family: Reactor Performance Core...
£99.95
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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...
£64.95
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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 - Blue Multi - Medium

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 - Red Multi - Large

Medium (67 - 90Kg) 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
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FCS II MB PC Carbon Tri Fin Set - Blue Multi - Medium

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
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FCS II MB PC Carbon Tri Fin Set -Green Multi - Small

Small (55 - 70Kg) 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
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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....
£64.95
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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...
£89.95
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FCS II HS PC Carbon Tri Quad Fin Set - Medium

Five fin set up allows you to surf either a thruster or quad set up The HS fin from the FCS 2 shaper range has been designed with a long...
£149.95
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FCS II HS PC Carbon Tri Fin Set - Medium

The HS fin from the FCS 2 shaper range has been designed with a long base for drive and control on the open face. The low sweeped angle and cambered...
£109.95
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FCS II MB PC Carbon Tri Fin Set - Medium

Medium (65 - 80Kg / 145 - 175 Lbs) 3 Fin thruster set Performance Core Carbon Ideal ConditionsA wide range of conditions espically good in critical overhead waves. Board TypesPerformance...
£100.00