Shimano braze-on double front derailleur

[tdm]

I'm after a Tiagra or 105 braze on front derailleur (double) Thanks!

 

[brucers]

I don't know what braze is but seen this on Ebay, end 20.25 tonight - http://www.ebay.co.uk/itm/221279754542?ssPageName=STRK:MEWAXT&_trksid=p3984.m1423.l2649