The Futures Blackstix Medium fins are high-performance thruster fins designed for surfers seeking a fast, lightweight and extremely responsive feel. This Medium size model (55–80 kg) belongs to the Neutral category, offering a balance between smoothness, control and speed generation in a wide variety of conditions.
The Blackstix construction combines a precise matrix of carbon fiber and fiberglass with specialized epoxy resin, resulting in a very lightweight fin with instant response. This technology makes the board feel more lively and dynamic in every maneuver.
They feature the internal V2 foil, designed to generate and maintain speed throughout the entire turn, improving acceleration and flow in rail-to-rail transitions.
With a Ride Number of 8.5, these fins fall into the Speed Generating category, ideal for surfers who want a fast, loose board with plenty of response.
⭐ Main features:
- Ultralight, responsive Blackstix construction
- V2 internal foil for constant speed generation
- Neutral template for balanced, smooth surfing
- Very lively feel underfoot
- Excellent acceleration in turns and transitions
- Ideal for progressive, dynamic surfing
- Great response in small to medium waves
📊 Technical specifications:
- Fin setup: Thruster
- Size: Medium (M) – 55 to 80 kg
- Template category: Neutral (Balanced / Fluid)
- Construction / Series: Blackstix
- Ride Number: 8.5
- Fin system: Single Tab (Futures)
- Compatibility: Thruster
- Board type: Shortboard
- Surfing style: Balanced
- Side foils: V2
- Center foil: Symmetrical
📏 Dimensions:
Side Fins
- Area: 15.12
- Height: 4.56
- Base: 4.35
- Cant: 6.5°
- Foil: V2
Center Fin
- Area: 15.12
- Height: 4.56
- Base: 4.35
- Foil: Symmetrical
🌊 Feel in the water:
The Futures Blackstix V2 Medium stand out for their ability to accelerate easily and maintain speed at all times. They are very light, reactive fins, ideal for surfers looking for a loose, fast feel with lots of energy in rail-to-rail transitions.
If you are looking for modern, fast fins with maximum “life” under your feet, the Blackstix V2 Medium are among the most dynamic options in the Futures catalog.



