Casement sash lock keeper or casement window lock keeper
A quick learner from Sandwich, MA says:
August 17, 2016
We have these Truth casement locks. When we got the house there was nothing on the windows for them to lock to. Just two pilot holes. I've looked at the different keepers but can only guess which one matches to the lock.
Tom from SWISCO responded:
August 19, 2016