SHIMANO - 3x9-speed Groupset Groupset include 2 Original parts： 1.FC-MT210-3 （44-32-22T, 40-30-22T） 2.BB-MT500 / BB-MT500-PA Parts detail: 1.FC-MT210-3 SHIMANO - 2-PIECE CRANKSET - MTB - 3x9-speed --Smooth and precise shifting performance for trail focused riders Narrow Q-factor provides comfortable MTB riding HYPERDRIVE --Cascading higher series MTB image Anodized crank 2-PIECE CRANKSET 2.BB-MT500 SHIMANO DEORE - Bottom Bracket - Threaded - HOLLOWTECH II - 68/73 mm shell width 2.BB-MT500-PA SHIMANO DEORE - Bottom Bracket - Press-Fit - HOLLOWTECH II - 68/73 mm shell width --With better sealing and rotation the SHIMANO DEORE bottom bracket delivers high driving efficiency.

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