6mm Derailleur Jockey Wheel Pulley Conversion Kit For Vintage Simplex Suntour

6mm Derailleur Jockey Wheel Pulley Conversion Kit for Simplex and for Suntour

This 6mm derailleur jockey wheel pulley conversion kit adapts modern replacement pulleys to vintage bicycle derailleurs, designed for Simplex and for Suntour drivetrains.

Overview

This derailleur jockey wheel pulley conversion kit allows cyclists to restore vintage drivetrains with modern replacement parts. The derailleur jockey wheel pulley conversion kit bridges the gap between classic frame components and modern tolerances. It is designed for vintage bicycle enthusiasts seeking to maintain smooth shifting performance.

Built For Performance

• Precision-machined 6mm sleeves for secure axle fitment
• Durable materials to withstand constant chain friction
• Low-friction design to maintain efficient power transfer
• Compact profile compatible with vintage cage spacing

Fits These Machines

• for Simplex vintage derailleurs
• for Suntour vintage derailleurs

On-The-Job Use

• Restoring vintage road bikes to working order
• Converting old derailleur cages to accept modern pulleys
• Servicing classic ten-speed drivetrains

Specs At A Glance

Good To Know

Q: Does this kit include the actual jockey wheels? A: This package contains the conversion sleeves and hardware needed to adapt standard wheels to vintage axles.

Q: Why is a 6mm sleeve required for these vintage brands? A: Classic European and Japanese derailleurs often utilized unique axle diameters that differ from modern standards.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.