shimano crankstel 3 x 10 speed trekking fc t551 met 175mm crankarm 44 32 24t incl bb52 zwartSHIMANO HYPERDRIVE 2 PIECE CRANKSET 3x10 speed Trekking Based on the high quality SHIMANO DEORE XT and DEORE LX trekking product line, the FC T551 gear ratio with 3x10 speeds uses an external 24mm BB interface. An integrated chain guard is included. Two piece construction for precise chainline Specifically designed teeth for use with HG X chains Suitable for chain guard Simple and robust design Integrated chain guard appearance. Rigid two piece crank