The Shimano XTR CS-M9101 10-51T 12-speed MTB cassette offers smooth and reliable shifting for riders seeking top performance. Its BEAM SPIDER construction reduces weight without compromising durability.HYPERGLIDE+ technology provides fast, seamless gear changes, even under load, making climbs and descents more efficient. With a wide 10-51T range, it caters to a variety of gradients, ensuring a consistent cadence throughout your ride. Built to handle tough conditions, it delivers confidence on every adventure.Features:- Definitive shifting- Lets you pedal continuously while shiftingIncreased acceleration by reducing inertia and weight by BEAM SPIDER construction- New MICRO SPLINE construction to engage FREEHUB body

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