MECHANICAL SIREN KIT, REAR WHEEL

Early style reproduction mechanical siren. Aluminum aero cover. Foot pedal operated by pushing the siren driveshaft to the tire. Sounds similar to the early warning air-raid attack sirens in World War II. If you’ve never heard one of these before, you’re in for a howlin’ surprise! Siren comes complete as shown. Weight 4.02kg.

Fits: > 37-52 45″ WL (750cc) Flathead. New design, no hole in fender necessary