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Amazon.com: Carlon B618R-UPC 4-1/4" Round Box, Old Work, Cubic Inches: 18", Non-Metallic : Tools & Home Improvement
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Unfamiliar with this type of electrical box for a ceiling light. Not sure where to mount? : r/electrical
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Southwire Smart Box Adjustable Depth 75 lbs. Light Fixture Support/50 lbs. Ceiling Fan Support MSBFAN - The Home Depot
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Carlon 1-Gang 4 in. 20.5 cu. in. PVC New Work Octagon Electrical Ceiling Box with L-Bracket A615DEL - The Home Depot
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RACO 1-Gang Gray Steel Old Work Shallow Round Ceiling Electrical Box in the Electrical Boxes department at Lowes.com
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Southwire 1-Gang Gray Polycarbonate New Work/Old Work Standard Adjustable Ceiling Electrical Box in the Electrical Boxes department at Lowes.com
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