Casting Iron Flywheel-Chain DriveMagnetic Control Aluminum FlywheelAluminum DiscAluminum RingBelt Pulley – SteelAxle – Chain DriveAluminum HubOne way bearing
Casting Iron FlywheelMagnetic Resistance ModuleAluminum PanBelt Pulley – AluminumBelt Pulley – PlasticAluminum Timing Belt HubCustomized Crank Arm SetOne Way Bearing Set Plastic Part