The H4 looks and surfs different to any other fin. Precision Swiss engineering matched with a highly evolved template provides an unprecedented level of control and predictability at high speeds.
Designed to fit the FCS II Fin System. Recommended for performance shortboards with moderate-to-low rocker.
HIGH DENSITY UNI-DIRECTIONAL CARBON FIBRE
Light & super strong with custom orientation to transfer more of your energy into speed than any other fin.
TECH SPECS
CENTER:
- Base: 4.52 in, 114.6 mm
- Depth: 4.73 in, 120.0 mm
- Area: 15.33 sq in, 9893 sq mm
- Sweep: 37.2 °
- Foil: 50/50
SIDE:
- Base: 4.59 in, 116.5 mm
- Depth: 4.57 in, 115.9 mm
- Area: 15.84 sq in, 10221 sq mm
- Sweep: 38.3 °
- Foil: FLAT
PRODUCT FEATURES
- Size: Large
- Fins in set: 3
- Material: High Density Uni-Directional Carbon Fibre
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 | 4.36 | 110.6 | 4.34 | 110.1 | 14.29 | 9221 | 38.3° | Flat |
| SML Ctr | 4.29 | 108.8 | 4.49 | 113.9 | 13.82 |
8917 | 37.2° | 50/50 |
| MED Side | 4.48 | 113.6 | 4.45 | 113.0 | 15.07 | 9721 | 38.3° | Flat |
| MED Ctr | 4.40 | 111.7 | 4.61 | 117.0 | 14.58 | 9405 | 37.2° | 50/50 |
| LRG Side |
4.59 | 116.5 | 4.57 | 115.9 | 15.84 | 10221 | 38.3° | Flat |
| LRG Ctr | 4.52 | 114.6 | 4.73 | 120.0 | 15.33 | 9893 | 37.2° | 50/50 |
View the FCS Fin Data page for Base/Depth/Area/Foil information.