Shimano

- Drivetrain Speeds: 11 - Chainring BCD: 110 Shimano Asymmetric - Material: Aluminum

Deore M6000 series 10-speed chainrings provide smooth and reliable shifting, ideal for off-road riding conditions. - Shimano HG-X technology - Compatible with 4-arm crank design

Shimano Altus hydraulic disc brake and lever sets feature an entry-level design that's ideal for beginner riders and riders with smaller hands. - The brake lever's versatile design matches numerous bike styles - Braking power is adjusted for entry-level riders - Pre-bled brakes for easy, quick, and clean installation

Shimano BB-ES51 Octalink V2 Bottom Brackets - Fits Shimano Octalink V2 Spline Cranksets - Crankarm fixing bolts not included

- Replacement chain pin for 7- and 8-speed Shimano chains - 3 replacement pins per pack

Compared to the power transfer of the conventional square taper spindle, the 8-splined OCTALINK interface that connects the bottom bracket and crankset increases the strength and rigidity for the entire assembly.

- Replacement chain pins for Shimano 11-speed chains - Compatible with CN7900/7801 chains - 3 pins per pack

- Shimano, Y8JA98020, SM-BH90, Olive and connecting insert