https://www.mccoys.com/shop/p/18960028/carlon-b1mgext-2-box-extender-3-14-in-l-2-14-in-w-1-gang-pvc-plastic-blue
B1MGEXT-2 Box Extender, 3-1/4 in L, 2-1/4 in W, 1 -Gang, PVC (Plastic), Blue
Sku: 18960028
$6.29
4 Available at
San Marcos
Location:
Aisle 25
Electrical Box Adapters & Extension Options:Carlon B1MGEXT-2 Box Extender
Extends an existing box by 1-1/8 in. Used to correct problems from remodeling where the wall surface is extended. Fits between the wiring device and the wall surface. Extends the switch or outlet box to flush with the wall. Works with all standard wiring devices. 2-1/4 in x 3-1/4 in. UL listed.
Number of Gangs
1
Material
PVC
Color
Blue
Length
3-1/4
Width
2-1/4
Suitable for
Non-Metallic Boxes
Includes
(2) Extenders and #6 to #32 AWG Mounting Screws