Handy Box Extension Ring, 1-7/8" Deep, 1/2" KOs, Drawn, Metallic
Handy Box Extension Ring, Size: 4" x 2",Drawn, Metallic. Depth: 1-7/8". Side Knockouts: (6) 1/2".End Knockouts: (2) 1/2". Cubic Inches: 13.0", Box Quantity: 20Welded construction 4 in. x 2 in., 2-1/8 in. deep Supplied with eight 3/4 in. knockouts 16.5 cu. in. capacity Acceptable for use in 2-hour fire rated...
