I greased a solid aluminum rod and inserted it in a 13/16 Wald post. I ground three spiral channels in the outside to help carry grease to make inserting it easier (I still had to sand it a little with a belt sander).
Sticks up pretty far, but I think I'll sooner bend the seat tube than the post.
Sticks up pretty far, but I think I'll sooner bend the seat tube than the post.