Single Speed Cog Sprocket Freewheel Folding Bike Freewheel High Strength 9T Single Speed Flywheel Easily to Install

Features: The high performance design of folding bike single speed flywheel provides fast riding speed while saving effort. Folding bike single speed flywheel has silky turning action no much noise. Made of aluminum alloy and steel, which is strong, Rust resistant and wear resistant. It has high accuracy thread machining to ensure a tight connection with the bike hub andsilky running. It can directly replaces old and broken accessories, ensuring the normal of your bike.

Specifications: Materials: Aluminum alloy, steel Styles: 10mm hole diameter/12mm hole diameter Size: as shown in the picture

Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.

Package includes: 1pc Single Speed Cog Sprocket