There are various types of trailer hitches, including receiver hitches, fifth wheel hitches, and gooseneck hitches. Receiver hitches are the most common, while fifth wheel and gooseneck hitches are designed for heavier loads.

Consider factors such as your vehicle's towing capacity, the type of trailer you plan to tow, and your specific towing needs. It's advisable to consult your vehicle's owner's manual and seek professional advice for proper hitch selection.

Various accessories can be used with a trailer hitch, including ball mounts, bike racks, cargo carriers, and tow bars. The type of accessory depends on your specific towing or carrying requirements.

The towing capacity of a trailer hitch depends on its class and the vehicle it's installed on. It's crucial to know your vehicle's towing capacity and choose a hitch that matches or exceeds it.