The Shimano RD-TZ31A Bike Rear Derailleur is a high-quality, durable, and reliable component designed to enhance the performance of your 6-7 speed bicycle. This rear derailleur is made from high-quality materials, including a sturdy and corrosion-resistant steel frame, making it perfect for long-lasting use.

Designed to provide smooth and precise shifting, this rear derailleur features a direct mount design that provides enhanced stability and rigidity for your bike's drivetrain. This ensures that your chain remains securely in place, even when riding on rough terrain.

Installation of the Shimano RD-TZ31A Bike Rear Derailleur is straightforward, and the derailleur is compatible with a wide range of bicycle models. It is easy to adjust and tune to ensure optimal shifting performance, and the direct mount design means that it is easy to install and remove.

Feature

• MODEL: RD-TZ31A Black Rear Derailleur
• PERFORMANCE: Forged with high-hardness aluminum alloy. The hollow weight-reduction design is adopted, and the speed change is more stable.
• PRECISE ADJUSTMENT: High-hardness aluminum alloy body adjustment, adjustment is more precise. It can be adjusted slightly in multiple places to ensure accurate speed change performance.
• INSTALLATION: Fast and convenient installation and easy maintenance. (Note: The bike rear derailleur is a direct mount, not a hub bolt mount. Please check the mount type of the original part before ordering.)
• SCOPE OF APPLICATION: Suitable for mountain bikes, station wagons, folding bikes, etc. 

Specification