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FCS II MB PC Small Tri Fin Set

sku# 137279
FCS - II MB PC Small Tri Fin Set
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Product Info

The FCS II MB PC Small Tri Fin Set is steady on the open face and dialed in the pocket. Matt Biolos' signature fin is lively and reliable.

Product Details


Performance CorePerformance Core (PC) material and construction is designed to deliver the feeling of a traditional fiberglass 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.


Fin SpecsBase: 4.19" / Depth: 4.46" / Area: 13.71 sq in / Sweep: 32°


Flat FoilA flat inside face combined with a convex outside face. The traditional flat sided foil offers an even combination of drive, pivot and hold and provides a very consistent, reliable feel over a wide variety of conditions.

FCS II Fin SystemThis fin is designed to be used exclusively with the FCS II Fin System, and will not fit in the traditional FCS Dual Plug System.

Matt "Mayhem" Biolos' Signature TemplateDelivers a lively combination of drive, hold and maneuverability. This versatile fin set will feel reliable out on the open face or tight in the pocket.

Board TypesPerformance shortboards and hybrid models.

Ideal ConditionsA wide range of conditions, particularly good in critical overhead waves.


3 Fins


  • Material: Fiberglass, Resin
  • Fin Category: Thruster (Tri)
  • Fin Box Compatibility: FCS II
  • Includes: 3 Fins
  • Rider Size: S (105 - 155 lbs)
Size Small
Rider Size S (105 - 155 lbs)
Base (in) 4.19
Base (mm) 106
Depth (in) 4.46
Depth (mm) 113
Area (in²) 13.71
Area (mm²) 8847
Sweep (°) 31.9



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