Quick question about seat tube length

[JimT]

@Scoox

$100 for just a seat base is a bit much. Never done any work with carbon fibre but if it’s just layers of the stuff and epoxy I wonder how hard it’d be to diy one.

Here are a couple past threads on a DIY carbon fiber bases:
http://www.unicyclist.com/forums/showthread.php?t=109074

http://www.unicyclist.com/forums/showthread.php?t=95551&page=4&langid=5