Adapter plate to attach a Morefine M6 MiniPC to this Losmandy/"D" rail clamp. Used together, this mounts on a Losmandy rail installed on a telescope.
The 4 inset mounting holes are for M3 hex nuts and are 30mm on center. The 2 adapter holes are countersunk, are sized for M3 screws, and are 75mm on center.
The author marked this model as their own original creation.