Originally Posted by alcjphil

I get it. The top of that seat post has an elegant appearance. However, if is well and truly stuck you may have to sacrifice it in order to save the rest of this bike. Penetrating lubricants can help, but still some brute force may be required to free that seat post which might destroy the top of the seatpost. . I faced the same dilemma years ago freeing up a seat post on a GT LTS. I worked on it for over a year, finally having to cut the post off and cut from the inside diameter of the post . I saved the bike, sacrificed the post. Do you want a bike or a useless seat post?