
Descriptions
Enhance your board’s performance with the Spinera SUP US Box Fin Classic — a reliable and easy-to-install fin designed for stability and smooth tracking on the water. Compatible with most standard US fin box systems, this fin provides excellent control whether you’re cruising, touring, or practicing yoga on your SUP.
This version comes without a metal plate, making it lightweight and simple to mount using your existing fin screw and plate.
Features:
Compatible with US box fin systems
Provides improved stability and tracking
Lightweight, durable construction
Easy to install and remove
Ideal for SUP boards and inflatables
Version: Without metal plate
Perfect for paddlers looking to maintain smooth glide and responsive handling, the Spinera US Box Fin Classic is a must-have accessory for every SUP enthusiast.

