For the sake of safety, children's bicycles must not be oversized. When the brakes are applied, the child will not be able to hold the handbrake and will not be able to hold the car. So when it comes to shopping, it is best to bring your child to try it. In addition, the braking force must not be less than 50N. Otherwise, the vehicle will fail to bring damage to children.
Children's bicycles also have a protection wheel (balance wheel) which enables the cyclist to maintain balance. Therefore, it is necessary to pay attention to whether or not they are fitted (one each on the left and right sides). Do not remove them when they are used. Parents should purchase and use the balance wheel. Need to consider this. Children's bicycle chain cover is essential, children's bicycles with a saddle maximum height equal to or greater than 560mm should be equipped with a chain cover or other protective device
Cover the outer surface of the meshing part of the chain and the sprocket. When the chain is all meshed with the sprocket, the chain cover should exceed the outer side of the chain in the diameter direction. If no other guard device is used for the chain cover, cover it. The live range should be extended until the sprocket teeth initially enter the points on both sides of the chain, up to at least 25 mm along the chain. Children's bicycles with a maximum saddle height of less than 560 mm should be equipped with a chain cover that covers the outer surface and edges of the chain, sprockets, and flywheel, as well as the inner surfaces of the sprocket and the chain and sprocket meshing points. To prevent children from getting their fingers into it. Because children's bicycles are not used for riding on the road, they must be used under the supervision of adults when they are used. They must not ride on the road.
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