Shimano 105 derailleur

Speed: 12
Weight: 249 g

Key technology:
Shimano shadow RD
Shimano mount rear derailleur

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Dura-Ace Ultegra 105 is the company's third-tier road bike groupset, positioning itself between the performance-oriented Ultegra and entry-level Tiagra. It strikes a balance between performance, durability, and affordability, making it a popular choice among intermediate and experienced cyclists seeking a high-quality groupset without breaking the bank. Tiagra Sora Claris


Shadow RD technology is a series of features designed to improve the performance and durability of rear derailleurs for road bikes. It is available on a variety of Shimano rear derailleurs, including the 105, Ultegra, and Dura-Ace groupsets.

Direct Mount Rear Derailleur technology is a mounting system for rear derailleurs that eliminates the need for a replaceable derailleur hanger. Instead, the derailleur is directly attached to the frame.

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