The STX SLIDE-IN COMPOSITE FIN is a high-quality fin for iSUP boards with a slide-in fin box (such as Naish, Croslkae, GTS, etc...). Whether touring, cruising or small waves, the STX Composite Fin is designed as a performance upgrade in all areas of use. The fin is laminated from GRP, 9'' long and costs 69.99 euros. Available from specialised dealers.

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