Diam Thread Size
80mm(3") 3/8" x 24; M10x1.25; M10x1.5; M14x2
100mm(4") 3/8" x 24; M10x1.25; M10x1.5; M14x2
115mm(4½") M10x1.25; M14x2; 5/8"-11NC
125mm(5") M14x2; 5/8"-11NC
150mm(6") M14x2; 5/8"-11NC; M16x2
180mm(7") M14x2; 5/8"-11NC; M16x2