Amazon.com : K&F Concept Lens Mount Adapter Compatible for Leica M42 Screw Mount Lens to M4/3 M43 Micro Four Thirds Mount Camera with Matting Varnish : Electronics
Amazon.com : Fotasy M42 Lens to M4/3 Focusing Helicoid Adapter, MFT Mount Macro Helicoid Tube, Compatible with Panasonic G9 GH5 II GX8 GX9 GX850 G95 G100 Olympus E-M1 E-M5 E-M10 I II
M42-M4/3 PRO high precision lens adapter (orange) K&F Concept M10125 Lens Adapter - KENTFAITH
K&F Concept M42 - Micro Four Thirds (M42 - M4/3) Adapter Pro Version - – Kamerastore
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FotodioX Mount Adapter for M42 Lens to Micro Four Thirds M42-MFT
Amazon.com : K&F Concept M42 Lens to Micro 4/3 Lens Adapter,M42 Screw Mount to Micro Four Thirds M43 MFT Fits for Olympus PE, Panasonic Lumix : Electronics
FotodioX Mount Adapter for M42 Lens to Micro Four Thirds M42-MFT
Fotga Adapter Ring for M42 Lens to Micro 43 Mount Olympus DSLR - Walmart.com