Features： 1、HOLLOW AESTHETICS, LIGHTWEIGHT ART: The unique perforated hollow design not only reduces the weight of the gasket, gives the light texture, but also shows a modern simple beauty, adding a touch of future science and technology 2、ENHANCE VENTILATION AND REDUCE TEMPERATURE RISE: The hollow structure of the front derailleur screw gasket promotes air circulation, helps heat to be dissipated quickly, reduces parts overheating caused by a long ride, and improves the stability and service life of the overall system 3、STRONG TI ALLOY MATERIAL: Front derailleur fixed screw gasket is made of excellent Ti alloy material, which is not only light and strong, but also has excellent erosion resistant, and can maintain good working condition and long service life even in harsh environments 4、TIGHT FIT: The curved half moon shape designed for the front tilt closely fits the screw and the touch surface, effectively distributes the pressure, avoids excessive local stress, and ensures the stability of the fixed screw and the accurate operating of the transmission system 5、BEAUTY AND PERFORMANCE: The unique perforations of the front derailleur screw gasket set not only reflect the aesthetics of modern industrial design, but also integrate practical considerations, showing high end taste and professionalism in the details Specification： Item Type: Front Derailleur Screw Gasket Material: Ti alloy Package List： 1 x Screw 1 x Washer 1 x Sticker