Hey David,
It is not possible to attach third-party spindle holders to the Onefinity, you are forced to use their stock 65 mm or their optional spindle 80 mm mount, except if you replace the entire Z assembly:
Hey David,
It is not possible to attach third-party spindle holders to the Onefinity, you are forced to use their stock 65 mm or their optional spindle 80 mm mount, except if you replace the entire Z assembly: