PVC construction Made from grade PVC, the hydrofoil foam box adds minimal weight while delivering solid craftsmanship and improved performance on the water. Complete installation kit Includes 1 fixing foam base and 2 mount track boxes, providing all components for quick, straightforward setup. Resilient to water pressure Designed to endure water pressure and UV exposure, ensuring dependable functionality during surfing sessions. Reliable strength and stability The hydrofoam mount track boxes are strong and wearresistant, providing a safe platform for your surfing needs. Use scenarios Use on hydrofoil boards to mount trackbased accessories with a lightweight, secure base. Use during surfing sessions in challenging conditions where UV exposure and water pressure are factors, maintaining performance and stability. Use in setups that require a complete kit for easy installation and removal of trackbased components on your board.