Shimano: FC-M6000 Deore 10-speed chainset, 38/28T, 48.8 mm chain line

Great value Deore HollowTech II design chainset for 10-speed Dyna-Sys MTB HG-X transmissions The HollowTech II Chainset features hollow forged crank arms which are both lightweight and rigid whilst being incredibly strong and durable HollowTech II integrated bottom bracket design uses a wide bearing placement with a large axle diameter for increased stiffness, efficiency and added durability SG-X chainring with patented spike pins give smooth and fast gear shifts under load Lightweight aluminium outer with steel/glass fibre composite inner chainring We recommend that the bottom bracket is initially installed by a bike shop to ensure perfect facing and fit 48.8 mm chain line for use with 135 /142 mm O.L.D. frames 96 / 64 mm bolt circle diameter 10-speed Dyna-Sys compatible