There's a person on the trailersailor.com Precision forum who has a home built cat with a crab claw
rig. He loves it. You might want to ask around over there.
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s/v "Pelican" Passport 40 #076- Sort of For Sale - Willsboro Bay, Lake Champlain -
http://www.passport40.org
"Don't dream your life, live your dream" - Bob Bitchin'
"I'll see it when I believe it" - Me