Popis
RD-M9120-SGS
SHIMANO SHADOW RD+
FEATURE close
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)
BENEFIT close
Enhance shifting performance
Silent drivetrain
Low profile design
Low sprocket compatibility