Originally Posted by thrifty bill
While you can treat surface rust on the outside, there is the challenge of internal rust which you canít get to since the Trillium
came with rectangular tubing frame.
Not that it would be an idea for our eggs but a friend of mine "rust proofed" his Skipjack boat trailers frame on the inside. It had a 2x4" tube frame and he welded the ends up, added a threaded plug and filled the frame rails with used oil. Haven't seen him in years but sure hope if he sold
it, he told the buyer about the oil