FCS II Mayhem Driver Tri Fin Set
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New name. New Look. Mayhem's new performance template.
PRODUCT OVERVIEW
Designed in collaboration with shaper and pro surfer Matt Biolos, the Mayhem Driver is a refined high-performance template built to perform across a wide range of boards—from elite performance models to everyday versatile boards like the RNF and Puddle Jumper.
Part of the Carver fin family, this elongated template features a wide base, curved trailing edge, and tapered tip, providing exceptional hold and control for powerful, drawn-out turns. Designed for surfers who like to carve and hack with precision, the Mayhem Driver excels in point breaks and hollow waves, helping you maintain drive through aggressive bottom turns while offering smooth, flowing transitions between maneuvers.
Featuring a new aesthetic and signature design, this fin combines power, stability, and responsiveness in one versatile high-performance template.
Features & Benefits
- Designed in collaboration with Matt Biolos
- Wide base and tapered tipfor drive and control
- Elongated template for powerful, drawn-out turns
- Smooth transitions between turns for flowing performance
- Ideal for high-performance surfing and everyday versatility
The Mayhem Driver provides powerful hold and smooth responsiveness.
The wide base generates strong drive off the bottom, while the tapered tip and curved trailing edge allow the fin to release cleanly through turns. Its elongated Carver-style template ensures stability and control in hollow waves and point-break conditions, making it ideal for surfers who want flowing carves and aggressive power turns.
The result is a fin that feels stable, fast, and precise, suitable for both performance-focused sessions and versatile everyday surfing.
Fin Template: Carver
Built for power, drive, and drawn-out turns.
The Carver template features anelongated outline with a high degree of sweep, allowing the board to hold its line through powerful bottom turns and extended carves.
This design generates exceptional hold and control, making it ideal for surfers who like to lean hard into turns and draw long, committed lines across the wave face.
Ideal Conditions: Point Break
Performs particularly well in:
- Open-face waves
- Down-the-line point breaks
- Long, carving turns on clean walls
Board Compatibility
- Designed to fit the FCS II Fin System.
- Recommended for boards with deep concaves and moderate-to-extreme rocker
Performance Core
Performance Core Carbon + AirCore combines lightweight AirCore technology with carbon tissue reinforcement across both sides of the fin. This lighter, stiffer and more performance-focused construction maintains strength through the base and central spine while preserving controlled flex through the tapered tip. Designed to complement the Driver’s elongated template, it delivers strong drive and stability through powerful turns, with fast rebound and a highly responsive feel under load. Ideal for powerful surfers who demand greater speed, control and response from their fins.
Size
SMALL (55Kg - 70Kg / 120 - 155 Lbs)
MEDIUM(65kg - 80kg / 145 - 175 Lbs)
LARGE ( 75kg - 90kg / 165 - 200 Lbs)
| Fin |
Base (inches) |
Base (mm) |
Depth (inches) |
Depth (mm) |
Area (inches) |
Area (mm) |
Sweep Deg° |
Foil |
| SML Side | 4.32 | 109.7 | 4.39 | 111.4 | 13.81 | 8907 | 36.6° | Flat |
| SML Ctr | 4.32 | 109.7 | 4.39 | 111.4 | 13.81 | 8907 | 36.6° | 50/50 |
| MED Side | 4.50 | 114.1 | 4.57 | 116.1 | 14.98 | 9665 | 36.6° | Flat |
| MED Ctr | 4.50 | 114.1 | 4.57 | 116.1 | 14.98 | 9665 | 36.6° | 50/50 |
| LRG Side | 4.69 | 119.0 | 4.76 | 120.9 | 16.25 | 10487 | 36.6° | Flat |
| LRG Ctr | 4.69 | 119.0 | 4.76 | 120.9 | 16.25 | 10487 | 36.6° | 50/50 |
View theFCS Fin Data page for Base/Depth/Area/Foil information.
