Cassette Bike Freewheel 9 Speed Flywheel 11-40T Cassette Bike Freewheel For Bicycle Accessory

Features:
1. Hollow design, reduces freewheel weight. And the exquisite outlook of the black surface brings you a feeling of luxury.
2. Adopting the mountain bike special sprocket design, you can control the variable speed function well.
3. This 9-speed 11-40T bicycle cassette freewheel, suitable for mountain bike, can be a good replacement for your favorite bike.
4.
5. Simple to install, can directly replace your old or broken cassette freewheel.

Specifications:
Item Type: Bicycle Freewheel
Material: Steel
Color: Black
Specifications: 9 Speed 11-40T
Weight: Approx.615g/21.7oz

Package List:
1 x Flywheel flywheel
2 x pinion
1 x flywheel cover

Note:
Check whether the flywheel is locked and aligned after installation.