Asahi M42 Auto Extension Tube Set brand_other Minolta recommends using this filter

Minolta recommends using this filter on lenses with focal lengths of 100mm or below

All the parts we sell are pulled directly from original equipment- they are not reproductions

1/4" thread in the base for tripod mounting

Leitz 13357 circular polarizing filter for lenses with the 55mm thread

Pentax or otherwise

Asahi M42 Auto Extension Tube Set brand_other Minolta recommends using this filterThis Asahi extension tube set includes three M42 thread mount extension tubes: roughly 9mm, 19mm, and 29mm, for a total of about 57mm extension when combined. These are auto diaphragm tubes with a stop down passthrough system. In excellent condition, with only very minor paint wear.