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
Nikon 50mm 1.2 F Mount Nikon 50mm 1.2 Z Mount 50mm 1.2 Sony E Mount Canon 50mm 1.2 M Mount Canon Ef Mount 50mm 1.2 Canon Mount 50mm 1.2 Canon Mount 50mm 1.2 Rokinon 14mm Canon Lense To Sony Adapter Ttartisan 50mm F/1.2 For Fujifilm X Mount 50mm 1.2 F Mount Lens
500mm F 8.0 Telephoto Lens T Mount Krasnogorsk 3 Lens Mount Canon Pentax K Adapter 24 70 Nikon Mount Filter Adapter For Canon Sx40 Nikon D7100 Lens Mount Size Sony Zeiss Distagon 24mm F2 A-mount Lens Ursa Mini Pro Lens Mounts Sony A7r Ii Adapter 55mm 1.4 Sony E Mount