Window Sash Tilt Bar

Window Manufacturer is unknown:

Attached Photos
Part 1268 is Right Side
Part 1269 is Left Side

Overall Length is 2.50"
Spacing between Holes is 1/2"
First Hole starts 1/2" from the end

The piece has a tee-slotted shape where it is screwed into the sash.
The bar that fits into the shoe is slightly offset with at slight taper.
The bar offset is opposite for the left and right sides.