Vista 53151-K 1 1/2" Deep Square Box Extension w/ Knockouts

Rana Electrical Supply

4” SQUARE EXTENSION RING WITH KNOCKOUTS 1 1/2” Deep, 21.0 CU. IN. 10 x 1/2” knockouts (on sides). 6 x 3/4” knockouts (on sides). VISTA METAL BOXES PRODUCTS CATALOG