A quick learner from Staten Island says:
July 9, 2016
I have two casement windows with Roto crank part # OP05-7810 and outside hinges attached to window have a part # OP05-2020U. I need to order new hardware for these windows. Can someone please help me identify the correct parts to order for my two windows? Thank you!
Tom from SWISCO responded:
July 12, 2016