Originally Posted by
blamester
I will add I had a bonded seatpost fail. Not particularly dangerous at the time but it could have been. It failed slow. Thompson masterpiece I think.
Every Thompson post that I've seen was of one-piece construction, no welds, bonds or press fits.
Even their titanium post is I believe of one piece.
I've seen a good number of bonded (two-piece) posts either crack at the joint or have the joint's bonding fail, or both.