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
Pentax 50mm 1.4 K Mount Adapter For Canon Eos To Sigma 500mm Pentax 50mm K-mount Lens Best Pentax K Mount 50mm Pentax 50mm 1.2 K Mount Pentax 50mm 1.7 Mount Pentax K Mount 50mm F1 4 Pentax K Mount 50mm F1.7 Pentax-m 50mm F2 Mount Vivitar 50mm Pentax K Mount
Small Shade Camera Lens Filter Canon Ef Lens Mount Adapter Leica Tl2 Lens Mount C Mount Lens On Fuji X Nikon Non Ai To Ai Adapter Sony Full Frame Adapter Mamiya Cs Lens Adapter Eyepiece Projection Adapter Nikon Nikon F Mount Pinhole Nikon P Series 1 Inch Mount