Pinion, for use on BSA models: C15 & B40.
O.E.M: 40-0057.
Condition: Used
Teeth: 30T
Inner Shaft Dimension: 18mm
Note:
(This is a used part, as can been seen it is a useable part, please study the pictures as these form part of the description, this part has been ultrasonically cleaned and coated with WD40)