Shimano Deore M615 10 Speed Double Chainset Great value Deore 2-piece design chainset for 10-speed Dyna-Sys MTB HG-X transmissions. Intuitive Dyna-Sys gear combination bring rider, bike, & trail together. Rider tuned: Fit various bike & riding style by choice of gear combination.
Features: The 2-piece design chainset features an external bottom bracket system which is a lightweight rigid design that is incredibly strong & durable Lightweight & rigid steel bottom bracket axle SG-X chainring with patented spike pins give smooth & fast gear shifts under load Lightweight aluminium outer with steel inner chainrings We recommend that the bottom bracket is initially installed by a bike shop to ensure perfect facing & fit 104/64mm bolt circle diameter 10-speed Dyna-Sys compatible Weight: 935g (40-28T), 922g (38-26T), 914g (38-24T) NOTE: Bottom Bracket Sold Separately A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace & XTR products) Buy Shimano Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.