I have never installed
Lazy Jacks because of all the negitive write ups I have seem here and on other message boards. People saying the battens are always foiling when trying to raise the main. I have also heard that Easy Jacks have corrected that problem letting the jacks slack as the main is raised. I would love getting the sail off the house top as I am bring my boat in after a long day on the water I just don''t see this small convinance worth the time money and trouble.