104 mm Female to 75 mm Female Adapter (SFA-F104F75-006)
This item is out of stock but you can place an order now and we’ll ship when it becomes available.
This is an M75 adapter for the 3.5" Feather Touch focuser. This is a 104 mm female to 75 mm female adapter that adds 6 mm of length (measured from the end of a 3.5" Feather Touch draw tube). The M104 female thread is 6.5 mm deep and the M75 female thread is about 6 mm deep.