Casette Acera - Altus HG31 8-speed

Replace your worn-out cassette with the Shimano HG31 cassette, compatible with both Shimano Acera and Altus, as well as other 8-speed systems. Installation is made easy, as the cassette simply needs to be placed over the rear hub and secured with the included lockring, which is tightened with a key. Cassette tool sold separately.

• Improved gear shifting: Ensures smooth and reliable transitions between gears. 
• Easy installation: Simple to install with the included lockring.
• Compatibility: Fits Shimano Acera, Altus, and other 8-speed systems.

It is recommended to replace the chain along with the cassette, as they wear out simultaneously.