Maybe one of these similar products would be of interest:-
K&F Concept Updated M42 to Nik Adapter, Manual Lens Mount Adapter Compatible with M42 Mount Lens to Nikon/Nikon F Mount Camera Body
TTArtisan 250mm F5.6 Full Frame Reflex Lens Mirror Lens Doughnut Bokeh M42 Mount with M42-RF Adapter for Canon EOS R RF Mount DSLR Camera
TTArtisan 250mm F5.6 Full Frame Reflex Lens Mirror Lens Doughnut Bokeh M42 Mount with M42-E Adapter for Sony E Mount Camera
TTArtisan 250mm F5.6 Full Frame Reflex Lens Mirror Lens Doughnut Bokeh M42 Mount with M42-FX Adapter for FUJIFILM FX Mount DSLR Camera
T2 T-2 T-Mount Telephoto Lens to M42 Mount Praktica Adapter Lens to M42