1.Elevate your cycling experience with the Red E1 Flattop 114-Link Chain designed for precision and performance in 12-speed drivetrains. 2.Experience smoother, quieter, and more efficient shifting with 's innovative Flattop technology integrated into every link of this high-performance chain. 3.The 114-link length of this chain is optimized for versatility, making it ideal for a wide range of gearing options whether you're hitting the road or the trails. 4.Say goodbye to complicated installations the included PowerLock link allows for quick and easy setup without the need for specialized tools. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store