Shimano FC-MT511-1 Left Crank Arm - 170mm MPFN-183-001-002 High quality sealed bearings and

High quality sealed bearings and precision tapered wedge help to keep the headset tight

Horizontal Parallelogram stabilizes the rear derailleur over rough terrain

S Upper EC30

Drop Bend Style Compact Defined Color Black Width Measurement Center Weight 265 Accessory Mount Diameter 31

Readily accepts toe clips and easily accommodates single or double straps

Shimano FC-MT511-1 Left Crank Arm - 170mm MPFN-183-001-002 High quality sealed bearings andShimano FC MT511 1 Left Crank Arm 170mm. Replacement left crank arm for FC MT511 1 cranksets. Durable and lightweight aluminum material TECH SPECS Color Black Length 170 Spindle Interface Type Hollowtech II