VIPER V-2 DYNAKOTE ASYMMETRIC no_image The FR-1 is built from

The FR-1 is built from the highest quality NLXi laminate

The wide groove shape makes it easier for all skippers to get the Day Sailer up to speed quickly

With a proven shape that delivers unparalleled top end speed and a forgiving twist profile

this jib has proven fast from day one

VIPER V-2 DYNAKOTE ASYMMETRIC no_image The FR-1 is built fromThe North Viper 640 spinnaker reflects the knowledge we've gained by designing winning sails for a variety of sport boats. Our sail is sized to be class maximum and twists and rotates well, so you can sail lower angles while going the same speed or faster. Custom color spinnakers are available. North Sails will contact you after your order is placed to discuss your preferred color scheme.