If you could open the window and show us the arms that operate the window sash, we'll be able to confirm what handle and cover will work for you. Thank you!
A handy person from SC says:
February 16, 2021
great thank you. Here are the additional pictures
Casey from SWISCO responded:
February 16, 2021
Thank you. Your photos look like a match to our 39-031 and 39-032 EntryGard operators, which are compatible with the 39-107FK.