SHIMANO 105 Cs-R7101 12-Speed Cassette Silver, 11-34T, 12- Speed

High-performance 12-speed design with precise gear increments for smooth and efficient shifting across varied terrains. Constructed with durable, lightweight materials that enhance drivetrain responsiveness while reducing weight (361g), ideal for competitive riders and enthusiasts alike. Compatible with HG 12-speed chains and new 12-speed or 11-speed road freehub bodies, ensuring seamless integration with your existing cycling setup. Versatile 11-34t sprocket range provides optimal gear options for flat sprints and steep climbs, enhancing versatility for road biking, endurance rides, and racing. Sleek silver finish offers a stylish, modern look that complements any bike aesthetic, while advanced engineering ensures reliability and consistent performance mile after mile.