Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 7 - Jul 12
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Race Division Katana 2.0 Carbon FinHydrus Katana 2. 0 Race Fin Razor Edge Speed. Locked In Precision. Real World Performance. The Katana 2. 0 feels alive under the board instant response, fast acceleration, and smooth through turns. It holds a line but never feels stiff. The best all conditions race fin Ive used. Ethan Woodthrall., SUP Racer The Fin That Wins Everywhere The Katana 2. 0 is our sharpest weapon in the Hydrus race lineup purpose built for speed, responsiveness, and agility
⚔️ Hydrus Katana 2.0 Race Fin
Razor-Edge Speed. Locked-In Precision. Real-World Performance.
⭐⭐⭐⭐⭐
“The Katana 2.0 feels alive under the board — instant response, fast acceleration, and smooth through turns. It holds a line but never feels stiff. The best all-conditions race fin I’ve used.”
— Ethan Woodthrall., SUP Racer
⚡ The Fin That Wins — Everywhere
The Katana 2.0 is our sharpest weapon in the Hydrus race lineup — purpose-built for speed, responsiveness, and agility in real-world conditions.
Most “elite” fins are tuned for glassy, controlled racecourses. The Katana was tested in what you actually paddle: wind, chop, crosscurrents, and chaos. The result is a fin that pairs lightning-fast acceleration with enough bite and stability to stay composed when conditions turn ugly.
With 229 cm² (35.5 in²) of surface area, the Katana 2.0 cuts drag to the bone while holding a rail-straight line — so you can paddle harder, turn faster, and waste zero energy correcting your course.
🏁 Why Choose the Katana 2.0
1️⃣ Engineered for Elite Speed
Everything about this fin is designed for velocity.
Its refined foil, minimal drag, and tuned stiffness keep your board gliding fast and clean whether you’re sprinting or maintaining top-end pace over distance.
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Lower surface area = faster acceleration
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Efficient foil = effortless glide
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Tight tracking = less wasted motion
The Katana delivers pure forward projection — every watt of effort goes into speed.
2️⃣ Low Drag, High Tracking
This isn’t a twitchy, unstable race fin.
The Katana’s deep, balanced profile lets you go fast without fighting for control.
It tracks confidently across chop and wakes, keeping your cadence clean and efficient.
“Less correction = more speed. That’s the simple math of racing.”
— Jason Z., Hydrus Co-Founder
3️⃣ Built for Real Conditions
Unlike shallow race fins that only perform on perfect flatwater, the Katana’s 9.5” depth is intentional.
That extra depth adds noticeable stability and drive when you’re battling boat chop, crosswinds, or messy water.
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Better control = cleaner technique
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Cleaner technique = faster times
The Katana keeps you centered and composed so you can push harder when it counts.
4️⃣ Buoy-Turn Killer
Its narrow outline and tuned rake make it incredibly responsive in turns.
Quick accelerations out of pivots. Smooth resets into the next sprint.
Ideal for course racing, technical races, or anytime agility equals advantage.
⚙️ Tech Specs
| Feature | Specification |
|---|---|
| Fin Type | Speed-Focused Race Fin |
| Depth | 9.5 in / 24.13 cm |
| Surface Area | 229 cm² / 35.5 in² |
| Weight | ~170 g |
| Material | 30T Pre-Preg Carbon Fiber |
| Design | Speed + Agility + Quick Turns |
| Ideal Use | Racing, buoy turns, flat to choppy water |
| Includes | Fin screw, premium padded fin cover, Hydrus graphics |
🧭 Built Different. Built for Battle.
Some fins are built to shine only on calm, glassy days.
The Katana 2.0 shines everywhere — through crosswind, boat wake, and open-water chaos.
It’s the fin you want when you’re chasing fast exits, clean turns, and podium spots.
If you paddle fast and want to paddle faster, this is your edge.
💬 Customer Feedback
“The Katana 2.0 is surgical. It’s the only fin I trust for technical courses — fast off the line, precise around buoys, and rock solid through chop.”
— Marcus D.
“Noticeably faster acceleration and less yaw than any other race fin I’ve used. It’s just efficient.”
— Samantha P.
🛠 Included
✔️ Hydrus Katana 2.0 Fin (9.5")
✔️ Fin Screw + Washer
✔️ Premium Padded Fin Travel Bag
✔️ Hydrus Badge of Authenticity
🌀 Riptide vs. Katana 2.0 — Find Your Perfect Edge
| Feature | 🌀 Riptide | ⚔️ Katana 2.0 |
|---|---|---|
| Fin Type | All-Conditions Race & Touring | Speed-Focused Race Fin |
| Depth | 9.25" (23.5 cm) | 9.5" (24.1 cm) |
| Surface Area | 335 cm² / 52 in² | 229 cm² / 35.5 in² |
| Weight | ~200 g | ~170 g |
| Material | 30T Pre-Preg Carbon Fiber | 30T Pre-Preg Carbon Fiber |
| Design | Stability + Tracking + Weed-Shedding | Speed + Agility + Quick Turns |
| Ideal Use | Distance paddling, wind, chop, kelp | Racing, buoy turns, flat to choppy water |
| Tracking | 🔵🔵🔵🔵🔵 | 🔵🔵🔵🔵⚪ |
| Stability | 🔵🔵🔵🔵🔵 (Maxed) | 🔵🔵🔵⚪⚪ |
| Maneuverability | 🔵🔵⚪⚪⚪ | 🔵🔵🔵🔵🔵 |
| Drag | 🔵🔵⚪⚪⚪ | 🔵⚪⚪⚪⚪ (Ultra-Low) |
| Bonus | Max projection + confidence in rough water | Deeper profile adds control in chop |
🔍 Choose Riptide for maxed-out tracking, projection, and confidence in unpredictable water.
⚡ Choose Katana for razor-edge agility and speed when every second counts.
🧰 Highlights
⚡ 9.5" 30T Carbon Fiber Fin
🏁 Optimized for Race Speed + Agility
🌊 Real-World Control in Wind + Chop
🎯 Precision Turns + Rapid Acceleration
🎒 Includes Padded Fin Bag + Screw
🛠 Lifetime Warranty Against Defects
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy