All or most of the pressure on the mast base is compressional; from
the mast pressing downward on the dolphin striker rod.
In my opinion, changing any rivets because you have capsized twice is
ludicrous.
Dismastings, by usual causes, causes little if any stress on the mast
base.
GARY
--- In beachcats@yahoogroups.com, "I" <nearzlake@...> wrote:
>
> The problem is that you are mixing metals by useing a screw (unless
> it's
> aluminum !)and setting yourself up for rapid corrosion due to
> eletrolisis. better off replaceing the rivets every now and again,
> roughly every two flips or dismastings on my boat. As for easy, whats
> easier than pop rivets? Make sure you get the large ones with an
> alum. shaft as well. Also in a high stress situation, you want the
> rivets to fail before the mast step gets ripped off the bottom of the
> mast thusly tearing the alum. as the nuts and bolts WILL.
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