All you need 4 for 3

62 68 74 80 86 92

62 68 74 80 86

128 140 152 164 176

128 140 152 164 176

1-3 M 3-6 mdr 6-9 mdr 9-12 mdr

1-3 M 3-6 mdr 6-9 mdr 9-12 mdr

1-3 M 3-6 mdr 6-9 mdr 9-12 mdr

128 140 152 164

56-62 68-74 80-86 92-98

122-128 134-140 146-152 158-164

104 110 116 122 128