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True Ames L-Flex

True Ames

L-Flex

  • Box:Longboard / Single-Fin Box
  • Size:7.5"
  • Construction:Hand-laid fiberglass

$105

Typical lead time: 411 days.

Fits 10" longboard / single-fin boxes.

Universal single-fin box. Standard across longboards from every brand.

Not sure what your board has? Read the fin-box guide.

Buy at True Ames

Native Lundquist checkout is coming soon. For now, this links to True Ames directly.

About this fin

Designed by Malibu legend Greg Liddle in 1968, the L-Flex fin was created to complement his pioneering “modified displacement hull” surfboards, built around hydrodynamic boat-hull principles for smooth trim and effortless glide. Its precise flex and foil deliver projection, drive, and responsiveness, making it a favorite for boards built for speed and fluid, rail-driven turns. More than 40 years later, the L-Flex remains one of True Ames’ most refined and enduring designs—a testament to Greg’s vision and craftsmanship.

Need help picking a fin? Read the fin guide or message Blake.