For under-mount drawer slides. 8mm, center-aligned pegs.
Undermount Drawer Slide Socket
1-7/8″ X 7/16″ X 1-9/16″ Fixed Socket For Full Extension Drawer Slide
Dual under-mount socket.
5/16″ X 13/16″ X 2-1/8″ Adjustable Socket for Euro Slides. Staple or screw in place. This is a set of left and right sockets; each side is packaged separately. This also come in standard and self-closing varieties.