The Helix Race cassette from E*thirteen is a highly advanced component specifically designed for mountain biking. With a range of 9-52 teeth and a 12-speed configuration, it offers a wide gear range that allows for efficient handling of both steep climbs and fast descents. The smallest cog has 9 teeth, while the largest cog features 52 teeth, ensuring optimal adaptation to various terrain conditions. Weighing only 0.4 kilograms, it is lightweight and high-performing. Manufactured in Taiwan, the 2023 model year meets the latest standards in bicycle technology. The appealing bronze-colored finish not only gives the cassette a modern look but also ensures durability and resilience. The Helix Race cassette is an ideal choice for demanding cyclists who value precision and performance.