<ul><li>Attach M42 and M48 accessories together, The threads on the two sides are: M42 Male thread and M48 x 0.75mm Male Thread</li><li>All metal construction, anodic oxidation treatment</li><li>Fine Outward Appearance</li></ul><br><br>This adapter makes it possible to attach M42 and M48 accessories together. It is low profile and it adds 4mm of depth once it has been attached. : M42 Male thread and M48 x 0.75mm Male Thread.

Gosky M48 (Male) to M42 (Male) Adapter