Morris 91654 - Heavy Duty Lay-In Ground Clamp Direct Burial Features: The ultimate lay-in ground clamp for large ground wires Can handle just about any size ground wire and just about any application The lay-in feature provides for the ultimate in flexibility Manufactured from cast copper alloy Direct Burial marked on ground clamps Supplied with stainless steel screws Lay-in ground clamp suitable for direct burial in earth and concrete Provides maximum conductivity and strength Used to connect grounding conductor to water pipe, ground rods, copper water tubing or rebar up to 1" in diameter UL467 Direct Burial Dimension Measurements = Inches