Shimano 105 CS-R7101 12-speed Cassette Sprocket

• Optimized 12-Speed Gear Combination: Provides seamless transitions for efficient acceleration and peak performance.
• Wide Freehub Compatibility: Fits both Shimano 12-speed and 11-speed road Freehub bodies for easy upgrades.
• Lightweight and Durable Construction: Built with Shimano’s precision engineering for long-lasting performance.
• Optimized Power Transfer: Enhances efficiency while reducing drivetrain wear for a smoother ride.
• Ideal for Road and Performance Cycling: The 11-34T range ensures adaptability across all terrains.

Technology

• HG Hyperglide: The Hyperglide cassette features precisely positioned shift ramps and tooth profiles, ensuring fast and smooth gear changes with improved chain control. Developed originally for MTB 10-speed systems, it has been refined to maximize efficiency for road cycling.
  Unlike conventional cassettes that cause the chain to ride up before engaging, Hyperglide guides the chain quickly and directly to the next sprocket without override, delivering seamless and responsive shifting.