5-Speed Folding Bike Freewheel with 9-11-13-15-18T Gears

This 5-speed cycle freewheel is a threaded sprocket designed for compatible folding bikes. It features a 9-tooth, 11-tooth, 13-tooth, 15-tooth, and 18-tooth gear range, providing control for starting, cruising, and climbing. The unified construction combines the sprocket and hub in one unit, simplifying installation. It has a 12 mm center opening and a threaded design for a secure fit.