- Premium honeycomb fibreglass construction delivers lightweight strength, fast response, and superior drive-enabling powerful turns and optimal control for surfers seeking an instant performance boost.
- 4.5" medium size is ideal for surfers 60-85 kg, offering the perfect blend of power, manoeuvrability, and precision for beach breaks, points, and punchy waves.
- Fciicompatible design fits all summer vibes softboards and most two-tab fin systems, making it a seamless upgrade from standard plastic fins for a more responsive and high-performance ride.
The Summer vibes Power Thruster 3-Fin Set - Medium (FCSii Compatible) is built for surfers chasing fast, powerful turns with plenty of drive in everyday Aussie conditions. With a performance template that balances speed, control and release, this fin set is ideal for surfers who like to push hard off the bottom and hit the lip with confidence.
These fins sit at 4.5 inches in height and use premium honeycomb fibreglass construction, giving them a lightweight yet responsive feel that boosts acceleration, control and overall drive. With a medium size suited to surfers approximately 55-75 kg, this set offers the perfect blend of power and manoeuvrability for a wide range of riders.
The template combines plenty of base for speed with a mid-tip for sharp, snappy direction changes, delivering both power and precision in fun, punchy waves.
This set is FCSii Compatible, slotting straight into any Summer vibes Surf Series softboard with two-tab fin boxes (the Beginner softboards, Stable Table and Wider Rider, take bolt-through fins only), as well as any surfboard that uses the FCSii two-tab system. It's a major performance upgrade from standard plastic fins, giving your board a more solid, responsive and high-performance feel under your feet.
Why you'll love the Summer vibes Power Thruster (Medium - 4.5")
4.5" medium size: Ideal for surfers approx. 55-75 kg, offering balanced power + control.
Honeycomb fibreglass: Lightweight, stiff and highly responsive under load.
Performance template: Designed for power turns, speed generation and controlled release.
Everyday surf: Perfect for Aussie beach breaks, points and punchy peaks.
FCSii Compatible: Fits all Summer vibes Surf Series softboards and most two-tab fin systems.
Huge performance boost: A big step up from soft, flexible stock fins.
Upgrade your Summer vibes Surf Series softboard with the Power Thruster 3-Fin Set and enjoy a faster, more responsive feel in every surf.