My wife and I just got back from a bit of an adventure to pick up our Maritimo from its first winter haul out with Port Townsend Shipwrights. If you saw my post a few weeks ago about losing a fender when a head sea took out all my Polyform fender holsters (terrible design), you’ll know we had a...
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We don't have baskets, so we just store a couple of tube-style fenders inside near the bow, tied to the rail on each side. Very elegant. Not.
I've been occasionally thinking about adding a couple of 2-holers on each side... but I haven't seen much in the way of pre-fab'd product that rings my chimes.
As you can see below, the Polyform rail mounts secure the holders with little plastic disks that screw down to clamp onto the wire frames. When mounted outside the railings, all four of our holders broke free of the disks in a head sea. I don’t think it would be a problem if you mounted them inside the railing.