This is the new, innovative, and patented dos PISTOLOS Double Barreled Herbicide Sprayer. The body is cast aluminum with all other handle parts being 304 stainless steel. All o-rings are viton. The inlet and two outlets are 1/4 NPT female threads. The sprayer is made, assembled, and tested completely in the USA. It is primarily used in herbicide applications, but can also be used anywhere that two patterns/tips are needed.