Wind vane with arrows, mounted on hard stone for smoothness. Sensitive and stable, equipped with angle indicator upwind. Sold in an elegant package.
Wind vane threadsIn lightweight ripstop nylon, for better sail adjustment. Fast attachment via adhesive disc, no holes required. Water resistant. Threads show airflow, allowing you to fine-tune your sails for maximum performance. Each kit includes 14 threads and full instructions on where to apply and how to read them.