With the help of smarttune load sensors from Cyclops Marine, North Sails One Design Expert, and J/70 World Champion Charlie Cumbley explains how the dynamic balance of upwind performance hinges on forestay load.

To learn more about how smarttune can boost your performance, visit: [ Ссылка ] or inquire at: info@cyclopsmarine.com.

Find your local North Sails expert for any sail-related inquiries or questions: [ Ссылка ]

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