
This rear derailleur is designed for bicycle drivetrain systems. It features a parallelogram design to ensure smooth and precise gear changes.

This vintage-style bicycle rear derailleur employs a parallelogram design for smooth and precise gear changes. It is constructed from durable metal components and finished in black and silver.

This bicycle rear derailleur shifts the chain smoothly between different cogs on the rear cassette. It features a parallelogram design, allowing lateral movement to align with the selected cog.