RICOH XR Rikenon 1:2 50mm L Camera Lens PK Mount.
ayex Retro Adaptor/Reverse Ring for Canon 58 mm
Hersmay PK-NEX Lens Mount Adapter For Pentax PK K Lens to Fit For Sony E-Mount NEX5 NEX6 NEX7 A7 I II III IV A7S A7R A7SII A7SIII A7RII A6500 A6300 A6000 A5100 A5000 NEX-FS700 VG30 VG900 PXW-FS7
Chenglanhsjg M42-PK M42 Threaded Lens for Pantax PK Lenses Adapter Ring
Bindpo M42-PK Lens Mount Adapter Ring, Copper Metal Manual Focus Lens Converter for M42 Threaded Lens to for Pentax PK K Mount Camera
Akozon Aluminum Alloy PK Lens to M4/3 A Manual Camera Lens Converter with for PK Mount
