Maybe one of these similar products would be of interest:-

Fotodiox Pro Lens Mount Adapter Compatible with Mamiya 645 MF Lenses on Hasselblad XCD-mount Cameras such as X1D 50c and X1D II 50c M645-XCD-Pro Black

Fotodiox Pro TLT ROKR Tilt/Shift Lens Mount Adapter Compatible with Mamiya 645 MF Lenses to Sony E-Mount Cameras

Fotodiox M645-GFX-Pro Pro Lens Mount Adapter, Mamiya 645 (M645) Mount Lens to Fujifilm G-Mount GFX Mirrorless Digital Camera Systems (such as GFX 50S and more), Black, 8.0 cm*5.0 cm*8.0 cm

Fotodiox Pro Lens Mount Adapter Compatible with Mamiya RB67/RZ67 Mount Lens to Nikon Z-Mount Mirrorless Camera Body with Built-in Focusing Helicoid

Auto Mamiya/Sekor SX 50mm f2 M42 Mount Camera Lens Good Condition