We have a large number of AC Syncronous motors in stock with speeds of 0.8/1rpm, 2.5rpm, 5rpm, 20rpm and 40 RPM.
The link bellow is a general datasheet covering the whole range.
Please note that the shaft details may not be the same as within the datasheet.
We also sell it in a pack of 10pcs or pack of 100pcs for each model.