Wonderful flywheel for your bicycle.

Features:
8 speed cassette flywheel.
Constructed of zinc plated steel， rustproof and super lightweight.
Number of teeth on each floor:11-13-15-18-21-24-28-32.

Specifications:
Color: Silver
Material: Zinc plated steel
Weight: 345g / 12.2oz

Package List:
1 * 11-32T Cassette Flywheel