Mountain bike single speed flywheel have smooth turn action no much noise.
Make of aluminum alloys, strong, Rusts resistant and wear resistant.
It have high accuracy thread machining to ensures a tight connection with the bike wheel andsilky running.
It can directly replaces old and broken accessories, ensuring the normal of your bike.
Specifications: Materials: Aluminum alloy
Color: Redness/Black/Blue/Purpleness
Styles: 18T
Size: as shown in the picture
Package Includes: 1set Single Speed Flywheel
note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.
On Dec 8, 2025 at 03:06:19 PST, seller added the following information: