How to Determine if Your Mainsail Fits Your Mast

How to Determine if Your Mainsail Fits Your Mast
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Filed Under: Sail

When you look at the three draft stripes you want them to have a similar shape as they exit the mast and smoothly transition into the body of the sail. (Courtesy Steve Hunt/)

I remember Kevin Burnham (two-time 470 Olympic medalist) telling me that you want the mast to be smoothly curved, like a bird’s wing, where there are nice transitions between one part and the next. It’s the same with a sail, and a great way to see the transition is with draft stripes. When you look at the three draft stripes on your mainsail, you want them to have a similar shape as they start at the mast and smoothly transition into the body of the sail. There is typically a small variation in each stripe from top to bottom—getting flatter or fuller as you go—and that’s normal, but you don’t want any one stripe sticking out as an anomaly. Depending on the boat you’re sailing, and the conditions in which you’re sailing, the stripes may get fuller or flatter as yo.... Continue Reading at Sailing World



Tags: cruising racing sailing


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