Southwire Old Work Square Steel Box Extension Ring 10-00-001-1019 The adjustable shoulder straps allow

The adjustable shoulder straps allow for a customized fit

to 1-3/8 in

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Southwire Old Work Square Steel Box Extension Ring 10-00-001-1019 The adjustable shoulder straps allow4 in. square extension rings are added to junction boxes to increase wiring capacity. This provides access for additional conduit runs and electrical wire. It prevents the need to remove old conduit boxes and wiring from circuits when additional capacity is needed. Additionally, these rings are UL and RoHS compliant. Brand Name: Southwire Work Style: Old Work Shape: Square Material: Steel Product Type: Box Extension Ring Height: 4 in.