OCG 2 Pairs Rear Mounting Brackets for Ball Bearing Drawer Slide, Side Mount Drawer Slide Rear Mounting Brackets for Face Frame Cabinets fit 1.77 inch(45mm) Width Drawer Slide - Amazon.com
Richelieu Hardware Blum White Drawer Slide Rear Socket for Blum Euro Slide Series 230M Only (2-Pack) BP603700112 - The Home Depot
Knape and Vogt KV Rear Mounting Socket For 8400 Series Slides 8401 | Drawer slides, Mounting, Side mount drawer slides
Builders Line Rear Mounting Socket for Euro Drawer Slide, 3" , Left Hand (1 piece) BLD-CPDS-E-SHL | CabinetParts.com
Prime-Line R 7227 Rear Drawer Track Back Plate – Support and Maintain Alignment of Bottom/Side Mounted Drawer Glides, 5/16 In. x 7/8 In., Plastic, White (1 Pair) - Cabinet And Furniture Back Plates - Amazon.com