kfconcept
Please note: our M42 adapter ring could not be suitable for Pentax Takumar Super Takumar Carl Zeiss M42 series(aperture pin does not fully depress, small tabs sticking out), as ours depresses the aperture pin all the way down
Asahi Pentax Stereo Adapter Pentax Stereo Adapter 49mm Pentax Stereo Adapter 52mm Pentax Stereo Adapter Set Asahi Pentax Lens Adapter Rx100 Wide Angle Lens Adapter Asahi Pentax Nikon Adapter Asahi Pentax M42 Adapter Asahi Pentax Stereo Adapter 52mm Asahi Pentax Stereo Adapter Set
Ken Rockwell Best Lens Filter Sony A6500 E Mount Canon G16 Filter Adapter Canon Camera Cleaning Lens Mount Connector Fotodiox Canon Ef X Mount Blackmagic Nikon Lens Adapter Nx Mini Lens Adapters C Mount Lens Repair Pentax K Mount Vs K Sony 3.5 To 1 4 Adapter