Multi-Gang Switch Box Extension Rings, 4-Gang, 1 5/8" Deep

Topaz's 4-Gang, Multi-Gang Switch Box Extension Rings features welded galvanized steel construction and are 1 - 5/8 inches deep with (16) 1/2 and 3/4-inch concentric knock outs. These extension rings are perfect when adding depth to the surface and for additional wire capacity.