Shimano XTR CS-M9101 12 Speed Cassette - Shimano Micro Spline - 10-51T - 12 Speed YGroup_7033815892013 You can also inverse the

You can also inverse the strap if you prefer to have a no-logo appearance

150mm and 170mm options have a larger

cup and cone bearings

Cane Creek has their new Bushing tool which will make your life much easier

Shimano XTR CS-M9101 12 Speed Cassette - Shimano Micro Spline - 10-51T - 12 Speed YGroup_7033815892013 You can also inverse theShimano's flagship XTR groupset brings you the highest standards in performance, weight and dependability using cutting edge design, materials, and manufacturing processes. The CS M9101 12 XTR cassette uses Shimano's Aluminium Beam Spider ultralight chassis to carry 3 large precision aluminium gears, 5 titanium gears and 4 steel gears for the perfect balance of weight, strength and durability. Shimano's proven Hyperglide+ tooth profile is said to