Built for performance, the FCS II Matt Biolos Mayhem PC Carbon Quad Rear Fin Set delivers maximum speed, drive, and control when surfed as a quad. The 80/20 foil allows for smooth, responsive turns while maintaining stability and flow through carves, giving surfers the confidence to push hard in all conditions.
Fin Size Detail
| Size | Fin | Depth | Base | Area | Sweep | Foil |
| Medium | Quad Rear | 4.26" | 4.10" | 12.64"² | 32.4° | 50/50 |
| Large | Quad Rear | 4.26" | 4.10" | 12.64"² | 32.4° | 50/50 |
Product Info
Built for performance, the FCS II Matt Biolos Mayhem PC Carbon Quad Rear Fin Set delivers maximum speed, drive, and control when surfed as a quad. The 80/20 foil allows for smooth, responsive turns while maintaining stability and flow through carves, giving surfers the confidence to push hard in all conditions.
Fin Size Detail
| Size | Fin | Depth | Base | Area | Sweep | Foil |
| Medium | Quad Rear | 4.26" | 4.10" | 12.64"² | 32.4° | 50/50 |
| Large | Quad Rear | 4.26" | 4.10" | 12.64"² | 32.4° | 50/50 |
Product Details
- Fin Type: FCS II
- Size: M, L
- Fins in Set: Two
- Fin Configuration: Quad
- Fin Tech: PC Carbon
Product Construction
Performance Core Carbon
Often referred to as PC Carbon or PCC, these fins are highly responsive and feature strategically placed carbon that’s designed to complement the fin template. PCC fins suit fast surfing and are favored by power surfers who like to perform explosive turns on critical parts of the wave.
Additional Info
Template developed by Matt Biolos to work with the raked Mayhem side fins. Provides maximum speed, drive, and control in a quad set. 80/20 foil promotes easy turning with stability and flow when carving.
Ideal Conditions
A wide range of conditions, particularly good in critical overhead waves.
Board Recommendations
Performance shortboards and hybrid models. Designed to fit the FCS II Fin System.
Fin Family
Reactor: Find Speed. Speed, tight turns & snaps.
Warranty
This product is backed by a warranty from the manufacturer. Click below for details on the warranty policy for FCS II products.
Returns
If you are not 100% satisfied with your purchase you may return it for a refund, or exchange within 30 days of receiving your order.
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