21 Cu. In. Square Box

Item #: 501247 Model #: 52151B1234

Steel, 4" x 4" x 1-1/2" D., 21 cu. in. B bracket mounts on face of stud. (9) 1/2" and (3) 3/4" knockouts on sides, (3) 1/2" and (2) 3/4" knockouts ... View Full Description

$3.99

/ 1 ct

($3.99 / pkg)

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Specifications

Material Steel
Size 4"
Conduit Size 1/2" & 3/4"
Depth 1-1/2"
Volume 21 cu in
Finish Galvanized
UL Listed? Yes

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Description

Steel, 4" x 4" x 1-1/2" D., 21 cu. in. B bracket mounts on face of stud. (9) 1/2" and (3) 3/4" knockouts on sides, (3) 1/2" and (2) 3/4" knockouts on bottom. Uses TKO technology - designed with 1/2" knockout slightly off-center from the 3/4" so the tangs of 1/2" locknut bite into the metal box. UL listed.

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