ZTTO 1352 11-52T Flywheel Ultra-Light Hollow-Out 13 Speed Bicycle Cassette Color:As Shown • Brightness: 200 - 300

• Brightness: 200 - 300 mcd

• Material: plastic + silicone

• Safe and reliable

• Suction Cup Holder: It has super adsorption force and can be firmly fixed on any smooth surface

ZTTO 1352 11-52T Flywheel Ultra-Light Hollow-Out 13 Speed Bicycle Cassette Color:As Shown • Brightness: 200 - 300Features & Specifications Made of high strength steel + aluminum material, it has good wear resistance and fatigue resistance, and can maintain stable transmission performance during high intensity riding Lightweight design makes the whole bike more light and comfortable Suitable for a variety of terrain and riding scenarios, whether city commuting or outdoor adventure Use it to directly replace your old or broken flywheel. Easy to install