... Our Flexible Focus Extension shafts can be shared between multiple enlargers by simply fitting an adapter knob to each of the enlargers...

...plied with two extension shafts, one short and one long, to attach to the fine focus control in order to provide a convenient means for final precise focusing...However, to swap these shafts back and forth, you have to stop and use an Allen wrench to loosen the set screws on the one currently in use, and then install the other shaft...

...These replacement focus shafts are used and may have cosmetic marks from previous installation, but they have been repolished and are in perfect working condition...

...Since both shafts will usually need to be replaced at the same time, we supply these rods as a set of two...