MODELS FLOWS
4808 / 6408 .5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 7, 8
4815 / 6415 ½, 1, 2, 3, 4, 5, 6, 8, 10, 12, 15
4908 .5, 1,1.5, 2, 2.5, 3, 4, 5, 6, 7, 8
4915 .5, 1, 2, 3, 4, 5, 6, 8, 10,12,15