High-performance components for comfortable trekking. Development concept blends “Smooth, Ridelight and Tough” for ease and reliability.

Technical Documents
Model Number FC-M590
Series Deore
Crank Construction 2-piece solid crank
Cassette Compatibility 9-speed
Chain Compatibility Super Narrow HG for 9-speed
4-Arm Chainrings yes
Chainring Sizes 44-32-22T/48-36-26T
Bolt Circle Diameter 104/64mm
Crank Arm Length 170,175mm
Crank Arms
Outer Chainring aluminum
Middle Chainring steel
Inner Chainring steel
Chainring Bolts & Nuts
Chain Guard option
Chaincase Compatible no
Bottom Bracket SM-BB51
E-type FD Compatible
Chain Line 50mm
BB Shell Width 68/73mm
Average Weight