CS-R9200 12-Speed Cassette Cog - 12t (E) Built In Spacer Type

The Shimano CS - R9200 12 - Speed 12t (E) Cassette Cog features a built - in spacer. It's a great replacement cog for CS - R9200 12 - speed cassettes. With 12 teeth and a steel material, it offers smooth and reliable performance for your drivetrain.

Using this Shimano CS - R9200 12 - speed cassette cog is easy. Just replace your old cog with this new one on your 12 - speed drivetrain. When installing, make sure it's properly aligned. As for maintenance, keep it clean by wiping it regularly with a dry cloth. Avoid getting it wet for long periods as it's made of steel and could rust. If you notice any signs of wear or if it starts to make unusual noises, it might be time to check it and consider a replacement.