Thread: Stay sail
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Old 04-14-2016, 07:29 AM   #22
bayview
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City: gulf coast
Join Date: Jun 2014
Posts: 3,440
a boom vang hold the boom down and controls the shape of the sail under certain conditions. Without it the boom tends to rise up and change sail shape when the wind moves aft. I would expect the sail to be cut flat as apposed to sails intended to fill with wind for propulsion.
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