VG Sports Split Mountain Bike Lightweight Cassette Flywheel, Style:9 Speed 42T YUNTENG Compatibility: For MAC/Win 7/Win 8/Win

Compatibility: For MAC/Win 7/Win 8/Win 10/Android/IOS

not only can effectively block noise

Android/TYPE-C output: 9V/5A

Hertz: 0-10 M H z

VG Sports Split Mountain Bike Lightweight Cassette Flywheel, Style:9 Speed 42T YUNTENG Compatibility: For MAC/Win 7/Win 8/Win1. Easy to install, not easy to rust 2. CNC precision machining, high hardness, wear resistant and durable 3. Smooth speed change, one piece molding 4. Using high strength aluminum alloy to reduce weight, improve strength and rigidity, strong force, not easy to break 5. Vacuum plating, anti oxidation, vacuum plating forms a special protective film to prevent surface oxidation 6. Material: aluminum alloy 7. Weight: 8 speed 42T: 377g, 9 speed 42T: 415g,