The Shimano Ultegra 6700 cassette is suitable for 10-speed systems. This cassette ensures perfect shifting performance, even under extreme conditions. The cassette is made of high-grade steel and has a nickel finish that offers long-lasting protection against corrosion. Perforated teeth contribute to weight reduction. The cassette is designed with optimized switching properties thanks to a revised equipment design. This product is made in China. Features: - Brand: Shimano - Group Shimano: Ultegra - Group code Shimano: 6700 - Model code Shimano: CS6700 - Model year: 2009 - Number of gears: 10 - Type of Shimano: HG - Resistance: 12-25 - Weight: 209 g (12-25T) - Material: steel - Type: Ultegra - Primary base color: gray