-* first gear
-| pitch circle | 60 mm |
+* gear 1
+| pitch circle | ~60 mm |
| number of teeth | 40 |
| module | 1.5 mm |
| pressure angle | 20 |
+
+* gear 2
+
+| number of teeth | 9 |
+| module | 1.5 mm |
+| pressure angle | 20 |
+
+| number of teeth | 40 |
+| module | 1.5 mm |
+| pressure angle | 20 |
+
+* 3
+
+| number of teeth | 9 |
+| module | 1.5 mm |
+| pressure angle | 20 |