Made of steel and made by the technology of quench-temper hardening.so it has higher strength,wear resistant and has extreme resistance to abrasion. The strong antioxidation makes it hard to rust to have a long service life. Because of the unique design of the gear sprocket exclusively for mountain bike, you can control the shift function well.
Adopted the hollow design. The surface made by the technology of chrome plating. There is no fading on the plated surface.
.Description:
Product Category:Bicycle flywheel
Brand: ZTTO
Sprocket 1st~9th: Hi-Tensile Steel
Sprocket Finish: Nickel
Spacer Material: Engineering Polymers
Gear Ratio: 11-13-16-20-24-28-34-40-46
Average Weight: About 480g
Color: Silver black
Compatibility: For SR/ For Sh mid or long cage derailleur
Packing list:
9S 11-46T cassette*1, Hanger extension*1
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm
.