Greenough 4A 8.5" Center Fin Smoke
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True Ames Greenough 4-A Single Fin
Description
The Greenough 4-A Single Fin is one of the most iconic and versatile single fins ever made. Trusted by surfers for over 40 years, the 4-A has remained True Ames’ most popular single fin thanks to its smooth, balanced performance across a huge range of surfboards and wave conditions.
Originally inspired by George Greenough’s groundbreaking fin concepts, the 4-A is known for its clean flex pattern, dependable hold, and effortless ability to blend drive, trim, and turning control. It works exceptionally well in everything from longboards and midlengths to 2+1 setups, making it one of the best all-around single fins you can keep in your quiver.
Whether you’re looking to loosen up a midlength, add drive to a longboard, or dial in a reliable center fin for everyday surf, the Greenough 4-A remains a proven favorite for surfers who value timeless design and functional performance.
Features
- One of the most iconic and versatile single fin templates ever made
- True Ames’ most popular single fin design for over 40 years
- Inspired by George Greenough’s legendary fin concepts
- Balanced all-around performance with excellent hold, drive, and smooth turning response
- Works well in longboards, midlengths, and 2+1 setups
- Great for a wide range of surf conditions and board styles
- Trusted by surfers looking for a proven everyday single fin
- Timeless design with functional, well-balanced performance
