i am in the middle of doing this at the moment mate i have used a seat tube of a cheap bike the same size i have a spare mk2 burner tube as well if thats the size of your tube
did a bit of work on my yammy frame yesterday
seat post was stuck 2" from the bottom
tryed heat the axesaw down the frame
resorted to new seat tube
![](http://www.radbmx.co.uk/archive/albums/ss268/poppy2912/HPIM2300.jpg)
![](http://www.radbmx.co.uk/archive/albums/ss268/poppy2912/HPIM2301.jpg)
![](http://www.radbmx.co.uk/archive/albums/ss268/poppy2912/HPIM2302.jpg)
![](http://www.radbmx.co.uk/archive/albums/ss268/poppy2912/HPIM2303.jpg)
![](http://www.radbmx.co.uk/archive/albums/ss268/poppy2912/HPIM2304.jpg)
the old post was able to hammer out with a 1/2" extention bar
see the axesawed all the way through still never came out :evil:
![](http://www.radbmx.co.uk/archive/albums/ss268/poppy2912/HPIM2305.jpg)