• MODEL:RD-TX800 Bike Rear Derailleur compatible with 7/8 speed SIS Index Shifting drivetrains.Suitable for MTB,mountain bikes, road bikes, folding bicycles etc.
• High-quality material:This bike rear derailleur is made of high hardness aluminum alloy, sturdy and durable, not easily deformed and not easily damaged.The hollow weight-reduction design is adopted, and the speed change is more stable.
• Long cage design, features an oversized jockey wheel,and total package capacity 43T.13T Pulley_Teeth, which reduces noise and brings excellent speed
• Easy to install and remove, convenient to use. This bike rear derailleur is direct mount, not hub bolt mount. Please check the mount type of the original part before ordering.
• 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.