Description
Specifications:
Tooth material: nickel-plated
Carrier material: high-strength steel.
Drive speed: 9.
Gear ratio: 11-13-15-18-21-24-28-32-40T
For the following bicycle types: road cycling, mountain biking.
Box contents: 1 x 9-compartment cassette
Features:
1. The narrow transmission ratio allows for more efficient use of energy through a finer cadence control.
2. Corrosion-resistant steel cassette safety ring and easy to install without rear derailluer modification.