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A 9 inch single center fin for SUP boards with a no tool screw and fiberglass reinforced construction

BONAEVER

BONAEVER 9" SUP Single Center Fin No Tool Fin Screw Fiberglass Reinforced

SKU CH-FPDG-KGY89

A 9-inch SUP center fin with a no-tool screw and fiberglass-reinforced construction for standard fin boxes

  • Case styleProtection Case
  • Classic pivot-and-hold balance from a time-tested 9" outline
  • Corrosion-proof hardware with marine-grade stainless screw and plate
  • Fits standard 8.5" or 10.5" center fin boxes on longboard, surf or SUP
  • Tool-free screw installs or removes the fin in seconds
  • Fiberglass-reinforced nylon construction delivers strength and stiffness for lasting use

BONAEVER 9" SUP Center Fin

This BONAEVER 9-inch single center fin is a replacement component for stand-up paddle boards, surfboards and longboards. It uses a fiberglass-reinforced nylon body with a marine-grade stainless steel screw and plate to resist corrosion in seawater.

Paddlers who want tool-free fin changes

The no-tool screw lets you insert or remove the fin in seconds without extra hardware. Builders who need a multi-fin setup or a different base geometry should look at other configurations.

9-inch depth with 5.5-inch base

The fin fits standard 8.5-inch or 10.5-inch center fin boxes and weighs 10 ounces with hardware included. Its curve radius balances pivot and hold across varied wave conditions.

How it compares

Measured against everything we stock in Laptop Carrying Cases & Bags, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 83% of the 5,942 comparable items (median $24.99).

Specifications

Size & build
Case styleProtection Case

Questions about this item

Does this fin fit my board's standard 8.5" or 10.5" center fin box?

Yes, the 9-inch depth and 5.5-inch base width are designed for universal compatibility with standard 8.5" or 10.5" center fin boxes on longboards, surfboards, and stand-up paddleboards.

Will the included hardware resist corrosion if I keep using my older board in saltwater?

The marine-grade stainless steel screw and plate are built to resist corrosion and rust from seawater exposure, ensuring the hardware lasts alongside your existing board.

How can I verify the fin is securely installed without tools after setup?

The no-tool screw allows hand-tightening in seconds; a properly installed fin sits firmly in the box with no wobble, confirming it is locked in place and ready for the water.

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