Bell housing is made of metal, polished chrome finish. Easily installs with mounting bracket and 2 wire connection. Wolo's Train Horn is built with the latest electronics to insure that the user will get many years of dependable service. Installs easily in any 12 volt vehicle. Each unit has a heavy duty 12 volt maintenance free compressor and durable plastic trumpets.
Kit comes complete, nothing else to buy.
Made of metal to insure years of dependable service. The HS-1 has a bright chrome finish which looks great in any vehicle.