LH casement (looking from the outside), part# 07-OP06-7532-03, single arm
Bob from SWISCO responded:
November 12, 2019
Thanks for posting. Depending on the length of the single-arm, take a look at our 39-399 and 39-400, or our 39-429 and 39-430. Look over the dimensions to see if one of the sets matches what you need. Let us know if you have any questions.