The Shimano Ultegra CS-R8100 is a highly advanced 12-speed bike cassette designed for road cycling. Weighing approximately 348 grams, it offers precise and reliable shifting performance suitable for both ambitious athletes and recreational riders. The cassette features a gear range of 11 to 34 teeth, providing a wide array of gear ratios that ensure optimal adaptation to various terrain conditions. The use of high-quality materials, including steel for the sprockets and aluminum for the casing, ensures durability and robustness. The Hyperglide+ technology enables smooth and quick shifting, enhancing efficiency and riding pleasure. This cassette is an excellent choice for those who value performance and quality.

• 12-speed system for precise shifting
• Hyperglide+ technology for improved shifting
• Wide range of 11-34 teeth for versatile applications
• High-quality materials for durability and robustness.