The Shimano Ultegra cassette is a high-performance cassette for road bikes. With 10 gears and a gear ratio of 11-28, this cassette offers a wide range of speeds to meet the needs of different riders. The cassette is made of durable steel and has a rigid alloy pinion body, reducing weight and improving shifting performance. The Hyperglide sprocket design ensures precise and smooth shifting while reducing wear. Product Specifications: - Brand: Shimano - Model: ULTEGRA - Type: 6700 - Bike Type: Road Bike - Number of Sprockets: 10 - Compatible Body: Shimano - Sprocket Ratio: 11-28 - Material: Steel - Primary Base Color: Gray - Speed: 10 - Intended Use: Derailleur Gear - Material: Aluminum - System Compatibility: 10-Speed ​​Sprocket - Model: Cassette - Weight: 208g (11-23 teeth)