It contains single red plastic trumpet and electric valve.
12V Gursoy Truck Horn Turkish Whistle Truck Lorry Bus Air Horn
# 24V Black Truck Air Horn for MAN Volvo DAF Mercedes Scania Heavy Duty 130db
12V / 24V Twin Air Horn Chrome Plated Trumpet For Truck Lorry Bus Boat Train
# Air Horn Trumpet 130dB 12V 24V for Truck Lorry MAN Scania DAF Volvo Mercedes
12v / 24v Twin Air Horn Chrome Plated Trumpet For Truck Lorry Bus Boat Train
Car Truck Diesel Air Horns 12V / 24V Dual Trumpet Horn Kit Compressor Twin Tone
