🔧 WIDE COMPATIBILITY: Precision-engineered for both 11-speed (SD50) and 12-speed (SD300) Shimano Di2 electronic shifting systems - includes two specialized tools (RL251 & RL252) for complete coverage
💪 LIGHTWEIGHT CONSTRUCTION: Made with high-quality 3D-printed polymer material, providing the perfect balance of durability and precision while being gentle on sensitive electronic components
🛠️ PRECISE INSTALLATION: Specialized groove design prevents cable damage during installation/removal, with optimized dimensions for perfect fit on different Di2 cable generations
⚡ QUICK & SAFE OPERATION: Ergonomic design allows for smooth, efficient cable installation and removal without risking damage to expensive Di2 components or wiring harnesses