Takahashi custom adapter: M72 male to M48 male

[Logieberra]

New / unused. Black anodised. Mint.
*** M72 (male) thread telescope side (standard Tak) to
*** M48 (male) camera / visual side (very common)
*** Adds 80mm to imaging / visual train.
$70 shipped.

[Atmos]

Is this a male or female M72 thread?
Wondering if it’s for a refractor or Mewlon :)

[Logieberra]

Pics added. Male both ends. Many uses, refractor to mirrored scopes - depends on your train...