Pentax M42 K Adapter Ring
This product is not currently in stock, but is usually available from our supplier within 5-7 days of your order being placed.
The Pentax M42 K adapter ring allows you to mount a Takumar screw mount lens to a Pentax K mount camera. With this adapter in place the automatic diaphragm will not function, so meter reading must be made with the lens aperture stopped down. More