Shimano Alivio MT210 2 Pieces 170mm 44-32-22T 3x9 Speed MTB Mountain Bike Bicycle Crankset Chain Wheel. 2-PIECE CRANKSET (two-piece crank structure). SHIMANO FC-MT210-3 adopts a 2-piece structure compatible with an outer 24 mm bottom bracket, and is designed for a 3x9-speed MTB transmission system.
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