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WHY BUY FROM SUP FUNK?

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All orders via Royal Mail 24hr or DPD Next day delivery. Shipped within 24hrs (Mon – Fri) 

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Need help choosing?
We’re always happy to help.

SUP Funk is run by passionate paddleboarders who genuinely love life on the water.

If you need help choosing the right gear, we are always happy to offer honest advice and support.

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Estimated delivery time: 1-2 Working Days
| MPN: ER-SFUS-C9-BK

The Eisbach Riders Classic SUP Fin US Box is a reliable paddle board replacement fin designed for smooth tracking, stability and dependable all-round paddling performance. Whether you’ve lost your original fin or want a quality spare for your kit bag, this 9-inch SUP centre fin keeps your paddle board gliding straight and efficiently across the water.

With a classic all-round fin profile, it offers the perfect balance of control and glide for everyday paddling. From lakes and calm rivers to relaxed coastal cruising, this US Box paddle board fin helps your board track smoothly while maintaining excellent stability.

Constructed from fibreglass-reinforced recycled material, the fin delivers durability and stiffness while supporting a more sustainable approach to watersports equipment.

Balanced Performance for Everyday Paddling

The 9.0-inch fin size provides a great balance between tracking and manoeuvrability, making it ideal for recreational paddleboarders and touring paddlers alike.

This versatile fin is perfect for:

  • All-round paddleboarding
  • Beginner SUP paddling
  • SUP touring and longer paddles
  • Lakes, rivers, and calm coastal waters
  • Replacing a lost paddle board fin

The classic shape improves straight line tracking so your board moves efficiently while still allowing easy turning and control.

Universal US Fin Box Compatibility

This fin uses the standard US-Box fin system, one of the most widely used centre fin setups on both inflatable and hard paddle boards.

It is compatible with many boards from leading brands including:

  • Red Paddle Co
  • Fanatic
  • JP Australia
  • Starboard

As well as many other inflatable and hard paddle boards with a US fin box.

If your board uses a US-Box fin with a screw and plate, this fin will fit perfectly as a replacement.

Key Features

  • 9.0” classic SUP centre fin for stable tracking and control
  • US-Box fin system (screw and plate installation)
  • Single paddle board fin
  • Ideal for all-round SUP paddling and touring

Why Choose Eisbach Riders Fins?

Eisbach Riders fins are designed with both performance and sustainability in mind.

  • Made in Germany: Precision engineering and high-quality manufacturing
  • Fibreglass reinforced construction for durability and stiffness
  • Eco-friendly materials: Crafted from recycled materials
  • 1% for the Planet partner: Supporting environmental protection

If you’re looking for a dependable US-Box SUP fin that offers stability, efficiency and long lasting performance, the Eisbach Riders Classic SUP Fin is a reliable choice for any paddle board setup.

Specifications, Reviews & Delivery

WHY BUY FROM SUP FUNK?

REAL STOCK
IN OUR WAREHOUSE

If we say it’s in stock, it’s in stock ready for fast dispatch

FAST UK
DISPATCH

All orders via Royal Mail 24hr or DPD Next day delivery. Shipped within 24hrs (Mon – Fri) 

PADDLEBOARDING
SPECIALISTS

We live and breathe paddlboarding and love sharing our advice

EXPERT ADVICE &
SUPPORT

Need help choosing?
We’re always happy to help.

SUP Funk is run by passionate paddleboarders who genuinely love life on the water.

If you need help choosing the right gear, we are always happy to offer honest advice and support.

Real Paddleboarders. Real Advice.

From peaceful canals, rivers to lakes, coastlines and SUP adventures further afield, we use our real-world experience to help customers choose gear we truly believe in.

We are not a generic sports retailer. Paddleboarding is what we do.

Whether you are buying your first board, upgrading your equipment or looking for advice on the right gear, we are always happy to help with honest recommendations and friendly support.

01527 313120

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