M42x1 lens to Mamiya 645 camera mount adapter with extra M67x0.75 female thread

This adapter allows using M42x1 lenses on cameras/bellows with Mamiya 645 mount.

Infinity focus of the lens is impossible. This adapter is purposed for macrophotography only.

Additional front female M67x0.75 thread allows using extra accessories like a ring light.

• Front side - M42x1 female thread and M67x0.75 female thread
• Rear side - Mamiya 645 male bayonet mount

Machined from high quality aluminium alloyWhy aluminium?.