... JGY-103, 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 ... DAHUI SHU COMPANY: NINGBO ND IMP. & EXP. CO., LTD. Telephone number MUST leave me. If possible, please also leave ... 103, 12V/24V,JGK-503VALVE,copper coil, w/aluminium red pipes ,Dual tone electric air horn