NOS Vintage 1970s Campagnolo Gran Sport rear derailleur face plate upgrade

 Vintage 1970s Campagnolo Nuovo Gran Sport rear derailleur face plate upgrade in New Old Stock condition.

Mint condition - Please see photos...

Campagnolo part number: #3503

This is a replacement upgrade part for the Campagnolo Nuovo Gran Sport #3500 rear derailleur.

As featured in Campagnolo Catalogue 17 from 1973.

Ideal for completing a period correct build...