That one is a sort of reproduction of the one in my picture.
The filters are easy to find anywhere usually for less than the $20 that Classic wants for them.
NAPA Gold 2375
Baldwin PA678
Hastings AF54
Luberfiner AF213
Fleetguard AF843
Carquest 87375
All that said, I think you can get your original oil bath filter to fit your carburetor for a lot less than $120.