Great value Deore M5100 2-piece design Chainset for 10/11-speed MTB transmissions

• Forged crank arms 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
• We recommend that the bottom bracket is initially installed by a bike shop to ensure perfect facing and fit
• 52 mm chain line for use with 135 /142 mm O.L.D. frames
• 10/11-speed compatible