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
Helios 44 2 Nikon F Mount Helios 44-2 Nikon Adapter Helios 44 2 Adapter Sony Helios 44 Nikon Mount Sigma 70-210mm F.2.8 Apo Canon Ef Mount Helios 44 Nikon Adapter Helios 44-2 58mm Nikon Adapter Metabones Sony Ef Adapter Sony E Mount F.95 Sony E Mount F.98
E Mount 1.2 Lens Panasonic S1 Lens Mount Sony Alpha Mount Adapter Sony E Mount Compatible Cameras Lens Adapter Ring 82mm C Mount Auto Iris Lens Kowa 6mm C-mount Lens Sony Alpha Dslr Lens Mount Metabones Adapter For Sony A6000 Sony 1.4 E Mount Converter