WG-02 Washing gun,wtih 750cc metal cup, copper nozzle,and aluminum pipe, spray plastic body.1/4-19 screw thread air part WG-02 Washing gun,wtih 750cc metal cup, copper nozzle,and aluminum pipe, spray plastic body.1/4-19 screw thread air part .make use of cleaning car,etc,high efficiency transfer.durable and stable.we can provide the best price with the good quality in China WG-02 Washing gun