11-42" sprocket by m-bikeparts, suitable for your SHIMANO XTR 10S rotor. SHIMANO XTR. 11 42 cassette sprocket with 42 teeth for 1 x, 2 x or 3 x 10 speed derailleur systems. This cassette made of steel CrMo ultra-stable, suitable for HYPERGLIDE all-mountains, freeride, enduro rear derailleurs and freewheel rotors.
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