Hubbell-Raco 158 4" Octagon Box, 1-1/2" Deep, with "J" Bracket

J Bracket, 4" Octagon Box with Non-Metallic Sheathed Cable Clamps, Drawn, Metallic. Depth: 1-1/2". Setback: 3/8" & 1/2". Side Knockouts: (4) 1/2". Bottom Knockouts: (5) 1/2". Cubic Inches: 15.5". Maximum Static Load: 50 lbs.