Fiberglass Racing Fin US Box for Paddle Surf Aqua Marina Fiberglass Racing Fin

Absolute stiffness, racing acceleration, and professional performance US Box with the Aqua Marina Fiberglass Racing Fin

Maximize your board's top speed and dominate every journey or race with the high-performance Aqua Marina Fiberglass Racing US Fin. Designed for demanding paddlers and long-distance Race and Touring competitors, this technical fin replaces conventional nylon with a full resin-infused fiberglass construction, offering an ultra-rigid structure that completely eliminates lateral flex during sprints and maximum power strokes.

Designed to adapt to the international US Box standard (traditional fastening using a plate and stainless steel screw), this fin offers unbeatable directional stability (tracking), allowing you to chain long series of strokes on the same side without losing a straight line. Its elongated racing profile features a very pronounced rake (angle of inclination), designed to cut through water flow with minimal hydrodynamic resistance (drag) and automatically expel algae and suspended vegetation.

Key Features:

• 100% Fiberglass Construction: Maximum structural rigidity that instantly transfers all paddle power to the board's forward motion.

• Universal US Box Compatibility: Adapts to any US Box type fin box on race iSUPs, touring boards, or rigid boards.

• Race-Specific Anti-Algae Profile: Inclined silhouette that prevents aquatic plants from snagging and reduces friction.

• Professional Precision Tracking: Allows maintaining a perfectly straight course with minimal paddle correction.

Technical Specifications:

• Recommended Use: SUP Race competition, technical touring, long-distance journeys, and high performance.

• Fin Box System: Standard US Box (US Fin Box System).

• Material: Molded Fiberglass (Fiberglass Construction).

• Dimensions: Approx. 22 x 18 cm (8.7" x 7.1").

• Fastening: Includes plate and stainless steel fastening screw.

• Color: Aqua Marina Racing technical graphic design.