Easy Installation Use hitch adapter as a template to drill through bumper Zip ties included for installation (easy to install and remove) 3/8" Hole for Hitch Pin Adapter kit for Power Wheels, Peg Perego, or other ride on toys. Has a hole for a 3/8" pin hitch on a large selection of toy trailers. To install, use the adapter as a template to drill holes in the body of the toy. (Make sure to check that there is clearance behind where you are going to drill.) Zip ties are included for ease of installation, but they can be replaced with bolts if desired. Install in less than 5 minutes. The adapters are made through 3D printing and may have imperfections or small layer lines. Includes: (1) Hitch Adapter (1) Hitch Pin (4) Zip Ties