Bike Freewheel, 24T Movable Flywheel with Rotation and Comfortable Riding, for Single Speed BMX Folding Bike Tricycle

The flower is tightly fixed with accuracy thread, and the thread polished by accuracy machine tool is clear and firm Flywheel and flower are closely combined to make riding more comfortable and The movable flywheel rotates gently and runs ly. There is only a slight tick sound during Item Type: Bike Freewheel Material: Steel Process: Fine Quenching, Special High Tensile Steel, Brown Plating Thread Inner Diameter: Approx. 34mm Celsius 1.3in Number of Teeth: 24T Applicable: Single Speed , Ordinary , For BMX , Folding Bike , Tricycle