boatlift mod

I am new to the forum and just purchased and launched a Hunter 260. At Lake Anna in Virginia the water never freezes but there are a few times when the air temps will dip to the 20s for a daily low for a couple of days at a time. I am concerned about the water ballast in the winter, but also...

I'm looking for recommendations on how to modify my boatlift to accommodate my M-26. Current configuration supports a pontoon boat. I've seen the Universal sailboat kit offered by Magnum but it seems to put the boat too high. My lift is on a canal and canal depth limits how low I can lower...