Copper Serrated Conduit Hub Adaptors for Ground Pipe Clamps 3/4" Conduit Hub - Our High Conductivity Serrated Conduit Hub Adaptors for Copper Pipe Clamps are easy to use and highly durable.Copper Serrated Conduit Hub Adaptors for Ground Pipe Clamps 3/4" Conduit Hub features include: Serrated Conduit Hubs are Mounted on the Serrated Copper Ground Pipe Clamps to Ground Electrical Conduits Serrated teeth match Serrated Collar Pipe Clamps fr maximum flexibility in the field Use with MORRIS Ground Pipe Clamps Cat# 91660, 91662, 91664, 91666 when grounding Conduit to Pipe High conductivity Copper Pipe Clamps are cast of High Strength, High Conductivity Copper Alloy For Grounding Electrical Conduits to water pipe or copper tubing Can also purchase pre-assembled clamp and adaptors Morris Cat# 91701 thru 91709 or Morris Cat# 91690 thru 91696 Dimension Measurements = Inches Order Qty of 1 = 1 Piece Below is more info on our Copper Serrated Conduit Hub Adaptors for Ground Pipe Clamps 3/4" Conduit Hub