This is a Odd Pack of Robinson Racing Pinions Ranging|
from 15 teeth to 25 teeth All being 48 pitch.
High strength construction
5-40 size set screws
Allows modeler to experiment with gear ratios
One Each: 15 tooth 21 tooth
17 tooth 23 tooth
19 tooth 25 tooth
1/16 allen wrench for the set screws.
If the customer is wanting to complete the set with the even size
pinions purchase RRPC1050.