This vintage Schwinn GT 510 rear derailleur is a must-have for any collector or bicycle enthusiast. With its iconic design and high-quality craftsmanship, this piece is sure to be a standout addition to your collection.

Crafted in France and featuring the Schwinn brand, this rear derailleur is perfect for anyone looking to restore or customize their bicycle. Whether you're a seasoned collector or just starting out, this piece is sure to impress. So don't miss out on the opportunity to add this rare and sought-after item to your collection.