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Shimano Deore FC-M615 10 Speed Chainset Black
The Shimano Deore FC-M615 10 Speed Chainset is a great value Deore 2-piece design chainset for 10-speed Dyna-Sys MTB HG-X transmissions. This 2-piece design chainset features an external bottom bracket system which is a lightweight rigid design making it incredibly strong and durable. The Shimano Chainset features a lightweight and rigid steel bottom bracket axle along with lightweight aluminium outer with steel inner chainrings. The SG-X chainring with patented spike pins allow for smooth and fast gear shifts under load. The Shimano Deore FC-M615 10 Speed Chainset has increased strength and lateral rigidity with less weight along with brilliant shifting and power transfer. Shimano Deore FC-M615 10 Speed Chainset Features SG-X chainring with patented spike pins external bottom bracket system lightweight aluminium outer with steel inner chainrings steel bottom bracket axle 104 / 64 mm bolt circle diameter 10-speed Dyna-Sys compatible