No markings. House built in 1984.

A quick learner from Broken Arrow,OK says:
December 29, 2017
This peice located inside cabinet mounted at the back. Drawer center piece slides onto it . It holds up drawer.
cabinet mounting
Profile picture of Tom
Tom from SWISCO responded:
January 9, 2018
Hello! Thanks for contacting us. Please see our 32-133, this looks like it could be a good match.
Adjustable Rear Drawer Rail Socket
Adjustable Rear Drawer Rail Socket
32-133
$2.52
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