Rudder Box Base Rectangular Paddle Board Fin Slot Base Rounded Corners Water Sports Part

This water sports part is a rectangular rudder box base designed for surfboard and paddle board hardware setups. Its flat, board-shaped shape and rounded corners create a straightforward foundation for fitting fin components in a clean, organized way.The fin slot base uses two long parallel recessed slots, giving it a two slot opening layout that supports mounting and alignment of rudder parts. As a surfboard fin slot base and paddle board fin slot base, it is designed to function as a practical connection point where board hardware needs a stable and defined seat.Made with a yellow PVC base plate, the component is easy to identify during assembly and keeps consistent, snug appearance on the board. The 39 x 19 x 3.5 cm size provides a compact structure that still offers enough surface area for hardware placement, making it suitable for repair, replacement, or board construction applications. In everyday use, this kind of rudder box base helps keep fin-related parts positioned neatly and ready for activities.