... 12V/24V,JGK-503VALVE,copper coil, w/aluminium red pipes ,Dual tone electric air horn One pair JGY-103, ... 12V/24V,JGK-503VALVE,copper coil,w/aluminium red pipes ,Dual tone electric air horn Product features: 1, horn ... to buy many pieces of your item, what's the wholesale price? A: Hi,thanks for your inquiry, if you ... 12V/24V,JGK-503VALVE,copper coil, w/aluminium red pipes ,Dual tone electric air horn