Recon aluminum cassettes features eleven cogs machined from a single piece of aluminum. This produces offer lightest weight performance. Colorful options to meet high-end rider's special requirement. Multiple surface coatings give a unique appearance as well as increase cassette life.
RATIO/SPEC
11-36T:11-12-14-16-18-21-24-28-32-36T。
11-34T : 11-12-13-15-17-20-23-26-30-34T