29" Hadley Horns Finish_Black it provides a professional-grade solution

it provides a professional-grade solution that enhances control and efficiency on the road

Apply 2-3oz

Use a Premium Red Microfiber Towel to buff the hazy excess off of your vehicle

Operating range from 30 psi to 120 psi and up

29" Hadley Horns Finish_Black it provides a professional-grade solution29" Hadley Horns The classic Hadley Rectangular Bell is the most widely recognized truck air horn in the world. Made famous as original equipment on over the road trucks, heavy duty RV, and specialty vehicles. The Hadley Rectangular Bell horn is a heavy duty beauty that is the standard of its industry. Whether as a single unit or as a set, the Hadley Rectangular Bell horn offers the traditional Hadley Sound, a crystal clear, characteristic note that