Southwire Old Work Square Steel Box Extension Ring 10-00-001-964 The leading brand in ladder

The leading brand in ladder versatility

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Southwire Old Work Square Steel Box Extension Ring 10-00-001-964 The leading brand in ladder4 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.