8" International 4A Center Fin, sea mist Pro Glass.

A versatile 8-inch surfboard fin from the International 4A range of center fins by Eveley fins.

This surfboard fin combines the balanced performance of classic center fins with solid Pro Glass construction and the distinctive quality of Eveley fins.

The 8″ International 4A has a broad 5.7″ base for dependable drive, a swept-back outline for smooth turns and a tapered tip for a lively response. Its versatile size suits smaller longboards, mid-length surfboards and selected 2+1 setups.

Made in translucent sea mist Pro Glass, it delivers a timeless appearance with controlled flex and predictable performance through trimming, carving and flowing rail-to-rail transitions.

• Choose this fin when: You want a versatile center fin with a balance of drive, flow and manoeuvrability.

• Best suited to: Smaller longboards, mid-length surfboards and compatible 2+1 setups.

• Fin feel: Smooth, flowing and responsive without feeling excessively stiff or loose.

• Wave range: Small peeling waves through to shoulder-high surf.

• Surfing style: Trimming, carving, cross-stepping and drawing longer, controlled turns.

• Fin box required: Standard sliding center fin box.

• Material: Solid Pro Glass fiberglass with a machined finish.

• Included: Center-fin screw and plate.

Technical Specs

• Template: International 4A

• Fin type: Single center fin

• Depth: 8″

• Base: 5.7″

• Material: Solid fibreglass Pro Glass

• Colour: Translucent sea mist

• Finish: Machined finish

• Outline: Swept-back rake with a tapered tip

• Flex: Balanced, firm flex

• Fin-box compatibility: Standard sliding center fin box

• Hardware: Screw and plate included

• Recommended boards: Smaller longboards, mid-lengths and suitable 2+1 configurations

• Dispatch location: Sydney, Australia

An 8-inch International 4A center surfboard fin made from solid sea mist Pro Glass with a machined finish. Features a 5.7-inch base, balanced flex and a swept-back template for smooth turns, dependable drive and responsive surfing. Fits a standard sliding center fin box and includes a screw and plate.

Eveley Surfboard Fin Knowledge Hub

Learn more about selecting, positioning and understanding center fins:

• Surfboard Fins Australia – Complete Guide

• Longboard Fin Setup Guide – Single Fin, 2+1 and Performance Options

• Longboard Fin Size Guide

• Longboard Fin Placement Explained

• Single Fin Surfing Guide

• What Is Pro Glass and Why Surfers Prefer It?

• Sliding Center Fin Box Guide