Features:

- Massive gear ranges

- Smooth stage tooth configuration

- Flow controlled shifting design no more pedaling slips

Specification:

- 11-Speed

- 11-13-15-18-21-24-28-34-40-46-52T Cogs

- Surface Finish: 11~40T Nickel plated 46T 52T ED Black

- Spider: Double Spider

- Cog Material: Steel Black

- Hub Compatibility: HG Driver

- Shimano derailleurs require a longer B-tension screw, you will need to adjust your b-tension screw to allow your derailleur cage to correctly clear the largest sprockets

- OEM package (This item is exactly as pictured and does not include retail package)

Contents: 1 pc/pack