Description
- It is made of high-tensile chromium-molybdenum steel, with nickel-plating surface, so it has higher strength, durability and has extreme resistance to abrasion. The strong antioxidation makes it hard to rust to have a long service life
- The hollow design can reduce the weight to some extent and make riding easier
- Use it to directly replace your old or broken flywheel
- A wonderful accessory for mountain bikes. Easy to install
Specification:
- Teeth ratio: 11-13-16-20-24-28-32-36-42T
- Material: chromium-molybdenum steel (nickel-plating surface)
- Speed: 9 speed
In the box
- 1 x Cassette Flywheel