Leviton 42777 2WB Surface Mount Backbox, Dual Gang, White, Box Depth Is 1.45 Inches by

Amazon

Surface Mount Housings and Back Boxes work in places where it may not be practical to add a wall box Surface Mount Boxes and Back Boxes have breakouts to match common surface mount raceway systems Box depth is 1.45 inches Leviton's color matching wallplate series Commercial quality product line, Weight: 0.24 Pounds, Manufacturer: Leviton

Radwell UK

SURFACE-MOUNT BACK BOX, DUAL-GANG, 1.45" BOX DEPTH, WHITE , 42777-2WB , 42777-2WB