Shimano Ultegra (DI2 spec.) FD-R8050 Double Swing Braze-On Front Derailleur

Design and performance

The Shimano Ultegra front derailleur (DI2 spec.) FD-R8050 Double Swing brazing embodies innovation and precision. Designed for demanding cyclists, this model benefits from Di2 technology, allowing precise and effortless electronic speed changes. Thanks to its "Double Swing" mechanism, the changes in trays are fluid and fast, thus providing optimal responsiveness during effort. Its design combines lightness and robustness, with high quality materials that guarantee increased durability on all types of terrain.

Di2 technology

The Di2 system integrated with this front derailleur revolutionizes the speed shift. Through digital communication between components, the settings are instantaneous and precise, eliminating frictions and hesitations specific to mechanical systems. The derailleur automatically adjusts to maintain a perfect alignment of speeds, even under intense load. This model is also compatible with Shimano Ultegra R8000 groups, offering seamless compatibility and performance.

Installation and compatibility

The FD-R8050 is designed for a brazing installation, allowing direct mounting on the bike frame, ensuring a clean aesthetic and weight optimization. Adapted to dual-plate transmissions, it is compatible with pedals of 50-34 / 52-36 / 53-39. Moreover, thanks to its electronic design, maintenance and adjustments are simplified, making this derailleur before an ideal choice for lovers of performance and advanced technology.

Characteristics :

• Fast and fluid front speed changes even under high torque during pedalling
• Automatic alignment with chain position
• SHIMANO SYNCHRONIZED SHIFT
• Semi-synchronized or fully synchronized speed change program
• Revealed to slightly rule out the chain line without sacrificing speed change performance
• Suitable for shorter rear bases (410 mm) with a distance of 135 mm
• Communication of the system with the rear derailleur and automatic alignment with the chain position on the cassette minimize the risk of chain jumping

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