The Shimano Tourney TY300-SGS rear derailleur features SIS Rear Indexing and Double Servo technologies to provide smooth action with perfect tracking for the most accurate SIS shifting.
- SIS Rear Index Shifting System provides smooth action
- Double Servo enables the guide pulley to track the cogs closely while moving front to back, optimizing each shift
- Designed to keep the rear derailleur guide pulley at an optimum distance from each sprocket for accurate SIS shifting
- 13t upper and lower pulleys
- Compatible with HG 6/7/8 speed chains
- Includes frame hanger
Manufacturer Shimano
Manufacturer Part Number ERDTY300B
UPC 689228393646
Model Shimano Tourney RD-TY300-SGS 6/7 Speed Rear Derailleur
Rear Derailleur Style Road
Largest Cog
34
Color
Black
Rear Der/Shifter Compatibility
Shimano Mountain
Rear Derailleur Mount Type
Dropout Claw Hanger
Drivetrain Speeds
6
Drivetrain Speeds
7
Chain Wrap Capacity (teeth)
43
Cage Length
Long







