AU Black Gold Twin Full Base (Large)


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The Black Gold Twin in full base offers a solid fiberglass construction from base to the tip. These fins are much larger than our standard Black Gold Thruster. The perfect set-up for increased speed down the line above & beyond regular straight twin fin keels or the like.

  • Construction: Solid Fiberglass Core

  • Resin: Elastomax Strength Polymer

  • Foil: 80/20

  • Base: Solid Hand-Machined Fiberglass

  • Tech: Spiral Propulsion

  • Finish: Matte Black

  • Base to tip: 5 5/8th inch