The GPL-6-Q Grounding Clamp, Bronze Is Used to Ground Copper Conductors Parallel or At A Right Angle to A Rod, Tube or Pipe. The High Strength Silicon Bronze Hardware Provides Long Term Reliable Assembly Which Accommodates A Wide Range Of Pipe, Tube, Rod, and Conductor Sizes. Meets Culus 467 Listed For Grounding and Bonding and Suitable For Direct Burial.