Description
Shimano Tourney RD-TY300, RD-TZ50 Rear Derailleurs
- TX models come with Smart Cage which gives MegaRange compatibility with a shorter derailleur cage
- Rear Derailleur Mount Type: Shimano Rear Direct Mount
- Drivetrain Speeds: 6 , 7
- Cage Length: Long
- Chain Wrap Capacity (teeth): 43 teeth
- Largest Cog: 34
- Color: Black
- Rear Der/Shifter Compatibility: Shimano Mountain
- keyword search: Replaces RD8163
