The Shimano XT M771 is a 10-speed cassette suitable for mountain bikes. The cassette is designed for precise shifting in all conditions and on any terrain. With a gear ratio of 11-32, this cassette offers versatility and suitability for different terrains. The cassette is made of high-quality aluminum, making it lightweight and stiff. With the Shimano XT M771, you can enjoy smooth shifting and optimal performance during your bike rides. Product Specifications: - Brand: Shimano - Model: XT M771 - Type: 10-speed cassette - Suitable for: Mountain bike - Number of sprockets: 10 - Compatible body: Shimano - Sprocket ratio: 11-32 - Color: Silver - Weight: about 294 g (11-32) - Recommended chain: HG-X 10-speed