Butterfly Clip, RH

I have a customer with several windows that are missing the clips that hold the interior window in place. It looks like the clips are for Anderson windows but I am not sure. There isn't any names or identifying markings on the windows. She will need about 25 sets

Do you have these

It holds the screen in place opposite of the screen lock, pivots on the screws to allow screen to be opened

looking for replacement clips for anderson storm windows. they fit onto a casement window. I ordered ones that i thought would work but as you can see in the picture they are to big. The windows frames are green and i think they are from the late 80's but not sure.

I have purchased many items from swisco and have always been able to find what I am looking for. This time I am stuck. I only have one picture of this cheesy basement window lock. If you do not have this exact lock a suggested replacement will do. It appears the lock twists on a screw and fits into ... (cont.)