Jest ride up to the Sherriff's place and say " Me and some of my pardners are figuring to shoot round these here parts, kin you git us a place for to put our bottles on a picket fence so we kin shoot 'em off ? "
He'll probably deputise you and your mate and give you a pair of ten gallon hats
PS - Get him to throw a silver dollar in the air and then plug it through the middle with your .20 Career - worked for Jimmy Stewart in '1873 Winchester'