Description CS-M9200 represents the evolution of HYPERGLIDE shifting. New cassette cog tooth profiles improve shifting under high load while remaining smooth, fast, and durable. It is also MICROSPLINE compatible, and built with steel, titanium, and alloy cogs to optimize weight and durability. Specifications Speed: 12 Gearing: 9-45T // 10-51T Cog Sizes: 9-11-13-15-17-19-21-24-28-33-39-45T // 10-12-14-16-18-21-24-28-33-39-45-51T Type: Hyperglide Item #: ICSM9200945 // ICSM9200051
