5.9" Retro Performance Twin Fins – Black Pro Glass FCS Compatible Set of 2 fins

$99.00

Classic twin-fin speed with refined control—solid black Pro Glass construction delivering smooth drive, clean release, and dependable hold across modern and retro twin designs.

The 5.9" Retro Performance Twin Fin set blends traditional twin-fin projection with a more controlled, performance-oriented template suited to contemporary surfing. Built from solid black Pro Glass, these fins provide balanced stiffness, durability, and predictable flex for reliable response in a wide range of wave conditions.

The upright profile and refined tip encourage smooth rail-to-rail transitions while maintaining the fast acceleration and flowing feel that define twin-fin surfing.
Designed for fish, retro twins, and modern hybrid shapes, this set supports drawn-out carves, controlled release, and confident speed through open sections.

Key Features

  • 5.9" retro-inspired twin template with performance refinement

  • Solid black Pro Glass construction for strength and consistent flex

  • Fast projection with smooth turning control

  • Upright outline supporting rail engagement and release

  • FCS-compatible twin tab base system

  • Supplied as a matched pair of two fins

Ideal For

  • Retro fish and modern twin-fin surfboards

  • Surfers seeking speed with added turning control

  • Small-to-medium wave faces and flowing point waves

  • Riders transitioning from keel twins to performance twins

Choose Retro Performance Twin Fins

This fin set delivers the speed and glide expected from a classic twin while adding the control needed for modern surfing approaches.
The Pro Glass build ensures durability and predictable flex, creating dependable drive, clean release, and smooth carving response across varied conditions.

Compatibility

Compatible with FCS fin box systems.
Not suitable for Futures fin boxes or sliding center fin boxes.

Frequently Asked Questions

Are these closer to keel twins or upright performance twins?
They sit between both—retaining twin speed while offering more pivot and control than full keels.

What wave size works best?
Best suited to small through medium surf, though the controlled template remains stable in stronger waves.

Can they be used in hybrid twin-plus-trailer boards?
Yes. They pair well with small stabiliser trailers where additional hold is desired.

Summary

Black Pro Glass 6-inch retro performance twin fins delivering fast acceleration, smooth rail-to-rail carving, and controlled release.
FCS-compatible twin-fin set suited to fish, hybrids, and modern retro surfboards in everyday wave conditions.

Classic twin-fin speed with refined control—solid black Pro Glass construction delivering smooth drive, clean release, and dependable hold across modern and retro twin designs.

The 5.9" Retro Performance Twin Fin set blends traditional twin-fin projection with a more controlled, performance-oriented template suited to contemporary surfing. Built from solid black Pro Glass, these fins provide balanced stiffness, durability, and predictable flex for reliable response in a wide range of wave conditions.

The upright profile and refined tip encourage smooth rail-to-rail transitions while maintaining the fast acceleration and flowing feel that define twin-fin surfing.
Designed for fish, retro twins, and modern hybrid shapes, this set supports drawn-out carves, controlled release, and confident speed through open sections.

Key Features

  • 5.9" retro-inspired twin template with performance refinement

  • Solid black Pro Glass construction for strength and consistent flex

  • Fast projection with smooth turning control

  • Upright outline supporting rail engagement and release

  • FCS-compatible twin tab base system

  • Supplied as a matched pair of two fins

Ideal For

  • Retro fish and modern twin-fin surfboards

  • Surfers seeking speed with added turning control

  • Small-to-medium wave faces and flowing point waves

  • Riders transitioning from keel twins to performance twins

Choose Retro Performance Twin Fins

This fin set delivers the speed and glide expected from a classic twin while adding the control needed for modern surfing approaches.
The Pro Glass build ensures durability and predictable flex, creating dependable drive, clean release, and smooth carving response across varied conditions.

Compatibility

Compatible with FCS fin box systems.
Not suitable for Futures fin boxes or sliding center fin boxes.

Frequently Asked Questions

Are these closer to keel twins or upright performance twins?
They sit between both—retaining twin speed while offering more pivot and control than full keels.

What wave size works best?
Best suited to small through medium surf, though the controlled template remains stable in stronger waves.

Can they be used in hybrid twin-plus-trailer boards?
Yes. They pair well with small stabiliser trailers where additional hold is desired.

Summary

Black Pro Glass 6-inch retro performance twin fins delivering fast acceleration, smooth rail-to-rail carving, and controlled release.
FCS-compatible twin-fin set suited to fish, hybrids, and modern retro surfboards in everyday wave conditions.

FCS compatible. Depth 5.9” Base 5” Foil: flat inner face.

We include

Free Delivery: Everywhere in Australia.

Tracking: Quick & easy online tracking on all fins. 

Peace of Mind: All our fins are insured against loss in transit.

Prompt Australian Dispatch: All items are sent from stock held in Sydney on the same or next business day.

Returns: 30-day, no questions asked returns, for unused full price items.

No More to Pay: No surcharges added at the checkout.

Express Shipping for just $10 per order at checkout.

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