Fits all adult bikes - The rubber grip pads attached to the end of the dual clamp extensions offer a great new use for children to use them as handlebars for their child bike seat. They come with inserts that fit handlebar diameters of 25.4 mm - 31.8 mm. EASY INSTALLATION AND DISASSEMBLY: This product comes with complete installation tools and detailed installation instructions, and the installation steps are very simple. You just need to find a suitable mounting position for the front of the child bike handlebar and then tighten the screws to use. HIGH-QUALITY MATERIAL: The handlebar mount is lightweight and durable as it is made of aluminum alloy. It deepens the texture, increases the friction surface, is easy to control, easy to clean, wear-resistant, tear-resistant, durable, and the solid alloy tube frame provides high stability and high safety. SUITABLE FOR OUTDOOR CYCLING: This is a bike seat suitable for parent-child outdoor sports, it keeps your child safe and comfortable during the ride. The child bike seat is designed and manufactured to the highest quality standards for safety and comfort. HIGH-QUALITY SERVICE: If you encounter any problems after receiving the goods or using the goods, we will always provide reasonable solutions. We hope you can give us valuable advice. We will continue to improve our products and provide better products to our customers.