Top quality air horn kit. 12V
Originally nautical use but commonly seen on trucks and increasingly on camper vans etc
Produces an alternating sound as a diesel train or one of those trucks you find or Southern European mountain passes (Fa La Fa La Fa La)
Supplied complete with compressor, relay, fittings, fitting gasket, instructions etc.
Horn length 15" (39cm) diameter 3.5" (9cm)
NB horn construction is polished marine grade stainless steel (not ABS plastic chrome as seen on ebay etc!)