Superior Functionality: This bike trailer hitch is ideal for connecting bicycles to trailers. Its 45-degree angle design ensures an optimal connection, preventing slipping and allowing you to transport children, pets, and belongings safely and comfortably for an enjoyable cycling experience, especially suitable for family outings. Wide Application: This bike trailer hitch allows users to park bikes while the trailer remains upright. It is compatible with most standard bicycles and electric bikes, including folding bikes and mountain bikes. Extensive Compatibility: Compatible with most standard bicycles and electric bikes. Easy Installation: 1. Attach the bike trailer hitch to the bicycle with the nut. 2. Insert the trailer coupler. 3. Install the cotter pin. Each bike trailer hitch comes with a unique cotter pin that locks securely and will not loosen after installation. Robust and Durable: This bike trailer hitch adapter is made of high-quality metal and nylon webbing, solving the problem of pulling bike trailers without the need for additional accessories. Thanks to the precise welding process, the adapter is resistant to breakage, rust, or corrosion, making it suitable for long-term use.