Use The GHM-100 360 Degree Swing Type Conduit Hub Alongside Nsi Ground Clamps With Serrated Hubs to Ground Copper Grounding Conductor to Water Pipes In Indoor Environments. This 1" Adapter Hub Swings 360 Degrees to Make Alignment Simple and Offer Greater Flexibility In Installation. The Zinc-Plated Steel Screws and Bronze Hub Are Made Of Economical, High-Quality Metals That Provide Durable Performance In A Range Of Applications. Conduit Hub Allows For Entry From Any Direction and Fits 1" Conduit or Wire In