The Deore FC-M590 crankset has a firm 2-piece construction with outboard bearing system. The integrated Hollowtech II axle offers increased stiffness at low weight. With Shimano Hyperdrive SG-X sprockets, Dual-SIS compatible.
Great value Deore 2-piece design chainset for 9-speed transmissions
The 2-piece design chainset features an external bottom bracket system which is a lightweight rigid design that is incredibly strong and durable
Lightweight and rigid steel bottom bracket axle
SG-X chainring with patented spike pins give smooth and fast gear shifts under load
Lightweight aluminium outer with steel middle and inner chainrings
We recommend that the bottom bracket is initially installed by a bike shop to ensure perfect facing and fit
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
Outer Chainring: aluminum
Middle Chainring: steel
Inner Chainring: steel
Chaincase Compatible: no
Bottom Bracket: SM-BB51
Chain Line: 50mm
BB Shell Width: 68/73mm
A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).
Buy Shimano Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.