[One-piece design] The product adopts an overall one-piece design, which can reduce the time you spend more time searching for suitable bicycle trailer head parts. You also don't need to spend more time looking at the installation diagram for installation. It is a convenient connection tool. [Various Safety Guarantee Designs] In order to prevent the bicycle and trailer from being suddenly disconnected on the road you are riding, we have thought a lot about the product design . Safe locking pin and iron chuck can ensure the trailer head is firmly connected with the bike; the locking design ensures that the screws of the trailer connection are not easy to fall off. This improves the safety of the product. [Strong metal material] Most of the products are made of metal, which not only guarantees the appearance of the product, but also its service life. It is sturdy, not easy to rust and can serve you for a long time. The nylon webbing is wear-resistant and corrosion-resistant, making it a good choice for your trip. [Goodbye to lonely travel] The product connects your bike and trailer, allowing you and your your family to enjoy the joys of summer driving. You can also bring your own pets or possessions for a more convenient lifestyle. Riding with your family, you will have more happiness. [Perfect fit with the bicycle] The product is suitable for all kinds of bicycles and electric bicycles. Your mountain bikes, racing bikes and ladies' bikes can be used with it. It is also associated with a variety of trailers, which can help you transport children, pets and goods. It also allows children and pets to breathe natural air and experience the charm of nature.