Features: Concave guide wheel screw Smooth / easy operation shifting performance Wide connection design for precise shifting and durability Wide connection design, dual servo structure, low-key concept.
Features:
Material: aluminum alloy
Weight: 270g
Series: Altus
Model: RD-M370
Speed: 9 speed / 27 speed
Color: Black
Suitable for a variety of tooth change range (28 -34T)
Recommended models: commuter mountain bike / folding model Features:
Product Name: RD-M390 Transmission
Material: aluminum alloy
Weight: 270g
Series: ACERA
Model: RD-M390
Speed: 9 speed / 27 speed
Colour: Black
Specifications: Suitable for a variety of tooth change range (28-34T)
Recommended models: commuter mountain bike / folding model