I think the idea when you set it up is to sand the mast a bit to make it rough and spray mold release or coat the collar with Vaseline so it sticks to the mast but not the boat. If I ever redo mine I am going to make a “muffin top” to keep water out better.
Joe Della Barba Coquina C&C 35 MK I www.dellabarba.com
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