Shimano XTR CS-M9200-12 Cassette - 12-Speed 10-51t Hyperglide+ Micro Spline Gray

Shimano XTR CS-M9200-12 Cassette - 12-Speed 10-51t Hyperglide+ Micro Spline Gray. The Shimano XTR CS-M9200-12 represents the evolution of HYPERGLIDE + shifting. New cassette cog tooth profiles improve shifting under high load while remaining smooth fast and durable. This cassette is still MICRO SPLINE-compatible and built with steel titanium and alloy cogs to optimize weight and durability.