BOX METAL OCTAGONAL 4X 1-1/2"D EXTENSION W/ 1/2-3/4" KO

Extension ring with ground screw. Concentric Knockouts. 4 in. x 4 in. x 1-1/2 in. 15.0 cu. in.

General
Type: Extension Rings
T&B UPC: 62253841121
T&B Status: M
Material: Steel

Dimension Information
Dimensions H x W x D (in.): 4 x 4 x 1/2
Volume (cu. in.): 15
Knockouts 1/2" sides: 2
Knockouts 3/4" sides: 4