WTB Braze-On Adapter and Seatpost

Hey all, I need a 28.6 clamp braze-on FD adapter or a 28.6 clamp-on Shimano 600 8spd FD and a 26.4 seatpost for an old Univega I’m rebuilding. Anyone got one lying around?

-Jesse

I have a black American Classic seat post I could sell cheap. Not sure of the size though.

AB