The Grover 1730 installation kit for vehicles with air brakes includes everything you need to get your air horn installed!
 
The Grover 1730 includes the following:
 
Grover 1136 Solenoid Valve
Horn Button with mounting hardware
14’ wire
8’ tubing
3 x fitting: ⅛ NPT female (for valve)
Tube protectors
 
 
1730GRV