Rectangular Bell Horns & Kits
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.
As with all Hadley horns, do-it-yourself kits are available for Rectangular Bell Horns which include everything needed to mount the system; horns, compressor, hoses, and 7/16″ 24 thread air port fittings with complete installation instructions. 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 can be heard for up to a mile.
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