Shimano FC-M590 Deore 10-speed chainset - 42/32/24T - 170 mm

• Great value Deore 2-piece design chainset for 10-speed Dyna-Sys MTB HG-X 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/glass fibre composite middle and steel inner chainrings
• We recommend that the bottom bracket is initially installed by a bike shop to ensure perfect facing and fit
• 104 / 64 mm bolt circle diameter
• 10-speed Dyna-Sys compatible