I am going to rebuild my back-up wacko trackball and the encoder wheels are rusted.
they look similar to this:
http://www.ebay.com/itm/Arduino-Whe...158?pt=LH_DefaultDomain_0&hash=item2314ac0cd6
can I replace them with something like this:
http://www.ebay.com/itm/NOS-Encoder...406?pt=LH_DefaultDomain_0&hash=item4aaf8f235e
if they are the same size, that is
they look similar to this:
http://www.ebay.com/itm/Arduino-Whe...158?pt=LH_DefaultDomain_0&hash=item2314ac0cd6
can I replace them with something like this:
http://www.ebay.com/itm/NOS-Encoder...406?pt=LH_DefaultDomain_0&hash=item4aaf8f235e
if they are the same size, that is

