children's bicycle iron chain cover dustproof high carbon steel material cash commodity and quick delivery hot sale

Children's bicycles with high carbon steel frame are robust and durable. The dust-free static paint and rust-proof iron chain cover add to the beauty. The color-coated outer tire and butyl rubber inner tube prevent punctures and air leaks. The three-bearing system provides smooth and easy riding. The aluminum handlebar clamp is light and easy to control. Solves the pain points of bumpy riding and easy damage. ISO certified, the brand is reliable. Enjoy the freedom of riding and enhance the quality of life.