FINN GS-4 MAINSAIL Color:Gray the M-5 main is designed

the M-5 main is designed based on a tuning system which enables your team to "change gears" based on wind conditions and your sailing style by adjusting mast blocks and lowers tuning

The North Sail All Speed sail is designed for heavy air and clean ice

or if you have a light crew weight

providing a fast easy to trim mainsail throughout the whole wind range

FINN GS-4 MAINSAIL Color:Gray the M-5 main is designedThe GS 4 mainsail is our all purpose sail recommended for Finn sailors below 86kg. The GS 4 main is also used by sailors up to 90KG in strong conditions over 14 knots. It features a full radial construction and is built out of North Sails exclusive NLXi 03 Technora sail cloth. The GS 4 comes standard with Carbon headboard and stick on Carbon Battens.