4-Inch Square Extension Ring, 2-1/8" Deep - Drawn, With Conduit Knockout

The Garvin Industries 53171-3/4 square extension ring is designed to add additional wiring capacity to existing boxes in electrical systems and is crafted with durable drawn construction for long-lasting use.

Key Features and Benefits

• Expands existing electrical boxes to accommodate more wires
• Drawn construction for enhanced durability and strength
• Equipped with conduit knockouts for versatile conduit entry
• Easy to install with a seamless fit to 4" square electrical boxes

Specifications

• Size: 4" Square
• Depth: 2-1/8 inches
• Material: Metal
• Conduit Knockouts: Yes

Common Uses

Typically used in commercial and residential electrical systems to provide additional space for wiring connections, especially in retrofit projects and where additional devices are being added to a circuit.