Originally Posted by
Jerrys88
4) SEATPOST SLIPAGE - This worries me, too. It seems some (most?) avoid/fix this by simply tightening the latch, but apparently others have had no luck fixing this problem. If it is unfixable would that be covered by warranty? I would consider that a serious flaw and would want a replacement bike if it truly could not be cured by simple latch tightening.
Boeshield T-9 is a solvated parafin wax lubricant. Used sparingly on the seatpost should prevent the seatpost from slipping.
My swift seatpost slid down when I first got it. T-9 has stopped this from happening. It also works well as a chain lubricant/cleaner