Shimano Shadow RD+
Features:
- 10-45T (1×12-speed)
- Decreased rear derailleur tension at low gear position, to prevent high chain tension
- Add bumper at rear derailleur pulley cage
- Bigger 13T pulley
- 10-45T (2×12-speed)
Benefits:
- Enhance shifting performance
- Silent drivetrain
- Low profile design
- Low sprocket compatibility





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