Designed for TANKE Single Speed Freewheel Conversion Kit, this 18T cassette cog is built to support MTB and road bikes that use standard chains. Key benefits Lightweight and strong: CNC machined from 7075 aluminum alloy for strength with reduced weight. Corrosion resistant: 7075 aluminum provides durability in varied riding conditions. Precise fit and finish: CNC production ensures accurate dimensions for reliable performance. Long service life: Robust construction designed for frequent installation and removal cycles. Compatibility and specs Fit: TANKE Single Speed Freewheel Conversion Kit Cog: 18T Application: MTB and road bikes with standard chain Material: 7075 aluminum alloy Finish: CNC machined Functional use Holds flywheels, clutches and pulleys during removal and installation, providing a secure, stable grip. Suitable for both maintenance in workshops and field repairs where TANKE conversion components are used. Design and durability Practical and straightforward design for easy handling and reliable operation. Emphasizes quality construction and a long service life. Use scenarios Workshop installation or removal of TANKE conversion components on MTB or road bikes. Routine maintenance where secure holding of pulleys or clutches is required during service. Light, onthego maintenance for riders using TANKE singlespeed setups.