Affordable steel tool designed to hold the return spring securely during assembly and repair of Shimano Ultegra ST-6600 and ST-6603 10-speed shifters.
Keeps the spring positioned correctly while you work, preventing slippage and misalignment. Ideal for workshop use and home mechanics tackling STI lever servicing. Compact and reliable—a budget-friendly essential for anyone maintaining these shifter models regularly.
Compatibility
- Designed for Shimano 10-speed Ultegra (ST-6600/6603)) shifters
Features
- Hardened steel for longevity and durability
Contents
- 1 x Shimano ST-6600 Return Spring Installation Tool
