BOX EXTENSIONS

53151-K

4" Steel square extension ring box with concentric knockouts

Size : 4” x 4” x 1-1/2”

Thickness : 1.3 mm

Galvanized Steel

12.5 cubic inch

53171-K

4" Square extension box with concentric knockout extension ring

Size : 4” x 4” x 2-1/2”

Thickness : 1.3 mm

Galvanized Steel

30 cubic inch

73171-K

4-11/16" Square extension box with concentric knockout extension ring

Size : 4-11/16” x 4-11/16” x 2-1/8”

Thickness : 1.3 mm

Galvanized Steel

42 cubic inch

BEX
Steel line voltage device box extension ring

Size : 2-3/4” x 1” x 3/4” x 1"

Thickness : 1.3 mm

Galvanized Steel

OBEX

4" Round pancake extension ring

Size : 4” x 4” x 1/2”

Thickness : 1.3 mm

Galvanized Steel